78860600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 230063400

約数和(自身を除く): 151202800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 130, 140, 175, 182, 196, 200, 245, 260, 280, 325, 350, 364, 392, 455, 490, 520, 619, 637, 650, 700, 728, 910, 980, 1225, 1238, 1274, 1300, 1400, 1820, 1960, 2275, 2450, 2476, 2548, 2600, 3095, 3185, 3640, 4333, 4550, 4900, 4952, 5096, 6190, 6370, 8047, 8666, 9100, 9800, 12380, 12740, 15475, 15925, 16094, 17332, 18200, 21665, 24760, 25480, 30331, 30950, 31850, 32188, 34664, 40235, 43330, 56329, 60662, 61900, 63700, 64376, 80470, 86660, 108325, 112658, 121324, 123800, 127400, 151655, 160940, 173320, 201175, 216650, 225316, 242648, 281645, 303310, 321880, 394303, 402350, 433300, 450632, 563290, 606620, 758275, 788606, 804700, 866600, 1126580, 1213240, 1408225, 1516550, 1577212, 1609400, 1971515, 2253160, 2816450, 3033100, 3154424, 3943030, 5632900, 6066200, 7886060, 9857575, 11265800, 15772120, 19715150, 39430300, 78860600]

約数ペア:

[(1, 78860600), (2, 39430300), (4, 19715150), (5, 15772120), (7, 11265800), (8, 9857575), (10, 7886060), (13, 6066200), (14, 5632900), (20, 3943030), (25, 3154424), (26, 3033100), (28, 2816450), (35, 2253160), (40, 1971515), (49, 1609400), (50, 1577212), (52, 1516550), (56, 1408225), (65, 1213240), (70, 1126580), (91, 866600), (98, 804700), (100, 788606), (104, 758275), (130, 606620), (140, 563290), (175, 450632), (182, 433300), (196, 402350), (200, 394303), (245, 321880), (260, 303310), (280, 281645), (325, 242648), (350, 225316), (364, 216650), (392, 201175), (455, 173320), (490, 160940), (520, 151655), (619, 127400), (637, 123800), (650, 121324), (700, 112658), (728, 108325), (910, 86660), (980, 80470), (1225, 64376), (1238, 63700), (1274, 61900), (1300, 60662), (1400, 56329), (1820, 43330), (1960, 40235), (2275, 34664), (2450, 32188), (2476, 31850), (2548, 30950), (2600, 30331), (3095, 25480), (3185, 24760), (3640, 21665), (4333, 18200), (4550, 17332), (4900, 16094), (4952, 15925), (5096, 15475), (6190, 12740), (6370, 12380), (8047, 9800), (8666, 9100)]