68420199400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{997379}}^1$

素因数の和:997416

約数の個数: 96

約数和(自身を含む): 185512680000

約数和(自身を除く): 117092480600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 343, 350, 392, 490, 686, 700, 980, 1225, 1372, 1400, 1715, 1960, 2450, 2744, 3430, 4900, 6860, 8575, 9800, 13720, 17150, 34300, 68600, 997379, 1994758, 3989516, 4986895, 6981653, 7979032, 9973790, 13963306, 19947580, 24934475, 27926612, 34908265, 39895160, 48871571, 49868950, 55853224, 69816530, 97743142, 99737900, 139633060, 174541325, 195486284, 199475800, 244357855, 279266120, 342100997, 349082650, 390972568, 488715710, 684201994, 698165300, 977431420, 1221789275, 1368403988, 1396330600, 1710504985, 1954862840, 2443578550, 2736807976, 3421009970, 4887157100, 6842019940, 8552524925, 9774314200, 13684039880, 17105049850, 34210099700, 68420199400]

約数ペア:

[(1, 68420199400), (2, 34210099700), (4, 17105049850), (5, 13684039880), (7, 9774314200), (8, 8552524925), (10, 6842019940), (14, 4887157100), (20, 3421009970), (25, 2736807976), (28, 2443578550), (35, 1954862840), (40, 1710504985), (49, 1396330600), (50, 1368403988), (56, 1221789275), (70, 977431420), (98, 698165300), (100, 684201994), (140, 488715710), (175, 390972568), (196, 349082650), (200, 342100997), (245, 279266120), (280, 244357855), (343, 199475800), (350, 195486284), (392, 174541325), (490, 139633060), (686, 99737900), (700, 97743142), (980, 69816530), (1225, 55853224), (1372, 49868950), (1400, 48871571), (1715, 39895160), (1960, 34908265), (2450, 27926612), (2744, 24934475), (3430, 19947580), (4900, 13963306), (6860, 9973790), (8575, 7979032), (9800, 6981653), (13720, 4986895), (17150, 3989516), (34300, 1994758), (68600, 997379)]