78811237400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{101797}}^1$

素因数の和:101906

約数の個数: 144

約数和(自身を含む): 215852479200

約数和(自身を除く): 137041241800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 79, 98, 100, 140, 158, 175, 196, 200, 245, 280, 316, 350, 392, 395, 490, 553, 632, 700, 790, 980, 1106, 1225, 1400, 1580, 1960, 1975, 2212, 2450, 2765, 3160, 3871, 3950, 4424, 4900, 5530, 7742, 7900, 9800, 11060, 13825, 15484, 15800, 19355, 22120, 27650, 30968, 38710, 55300, 77420, 96775, 101797, 110600, 154840, 193550, 203594, 387100, 407188, 508985, 712579, 774200, 814376, 1017970, 1425158, 2035940, 2544925, 2850316, 3562895, 4071880, 4988053, 5089850, 5700632, 7125790, 8041963, 9976106, 10179700, 14251580, 16083926, 17814475, 19952212, 20359400, 24940265, 28503160, 32167852, 35628950, 39904424, 40209815, 49880530, 56293741, 64335704, 71257900, 80419630, 99761060, 112587482, 124701325, 142515800, 160839260, 199522120, 201049075, 225174964, 249402650, 281468705, 321678520, 394056187, 402098150, 450349928, 498805300, 562937410, 788112374, 804196300, 997610600, 1125874820, 1407343525, 1576224748, 1608392600, 1970280935, 2251749640, 2814687050, 3152449496, 3940561870, 5629374100, 7881123740, 9851404675, 11258748200, 15762247480, 19702809350, 39405618700, 78811237400]

約数ペア:

[(1, 78811237400), (2, 39405618700), (4, 19702809350), (5, 15762247480), (7, 11258748200), (8, 9851404675), (10, 7881123740), (14, 5629374100), (20, 3940561870), (25, 3152449496), (28, 2814687050), (35, 2251749640), (40, 1970280935), (49, 1608392600), (50, 1576224748), (56, 1407343525), (70, 1125874820), (79, 997610600), (98, 804196300), (100, 788112374), (140, 562937410), (158, 498805300), (175, 450349928), (196, 402098150), (200, 394056187), (245, 321678520), (280, 281468705), (316, 249402650), (350, 225174964), (392, 201049075), (395, 199522120), (490, 160839260), (553, 142515800), (632, 124701325), (700, 112587482), (790, 99761060), (980, 80419630), (1106, 71257900), (1225, 64335704), (1400, 56293741), (1580, 49880530), (1960, 40209815), (1975, 39904424), (2212, 35628950), (2450, 32167852), (2765, 28503160), (3160, 24940265), (3871, 20359400), (3950, 19952212), (4424, 17814475), (4900, 16083926), (5530, 14251580), (7742, 10179700), (7900, 9976106), (9800, 8041963), (11060, 7125790), (13825, 5700632), (15484, 5089850), (15800, 4988053), (19355, 4071880), (22120, 3562895), (27650, 2850316), (30968, 2544925), (38710, 2035940), (55300, 1425158), (77420, 1017970), (96775, 814376), (101797, 774200), (110600, 712579), (154840, 508985), (193550, 407188), (203594, 387100)]