647890791080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5044307}}^1$

素因数の和:5044363

約数の個数: 96

約数和(自身を含む): 1661595055200

約数和(自身を除く): 1013704264120

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 169, 190, 247, 260, 338, 380, 494, 520, 676, 760, 845, 988, 1235, 1352, 1690, 1976, 2470, 3211, 3380, 4940, 6422, 6760, 9880, 12844, 16055, 25688, 32110, 64220, 128440, 5044307, 10088614, 20177228, 25221535, 40354456, 50443070, 65575991, 95841833, 100886140, 131151982, 191683666, 201772280, 262303964, 327879955, 383367332, 479209165, 524607928, 655759910, 766734664, 852487883, 958418330, 1245943829, 1311519820, 1704975766, 1916836660, 2491887658, 2623039640, 3409951532, 3833673320, 4262439415, 4983775316, 6229719145, 6819903064, 8524878830, 9967550632, 12459438290, 16197269777, 17049757660, 24918876580, 32394539554, 34099515320, 49837753160, 64789079108, 80986348885, 129578158216, 161972697770, 323945395540, 647890791080]

約数ペア:

[(1, 647890791080), (2, 323945395540), (4, 161972697770), (5, 129578158216), (8, 80986348885), (10, 64789079108), (13, 49837753160), (19, 34099515320), (20, 32394539554), (26, 24918876580), (38, 17049757660), (40, 16197269777), (52, 12459438290), (65, 9967550632), (76, 8524878830), (95, 6819903064), (104, 6229719145), (130, 4983775316), (152, 4262439415), (169, 3833673320), (190, 3409951532), (247, 2623039640), (260, 2491887658), (338, 1916836660), (380, 1704975766), (494, 1311519820), (520, 1245943829), (676, 958418330), (760, 852487883), (845, 766734664), (988, 655759910), (1235, 524607928), (1352, 479209165), (1690, 383367332), (1976, 327879955), (2470, 262303964), (3211, 201772280), (3380, 191683666), (4940, 131151982), (6422, 100886140), (6760, 95841833), (9880, 65575991), (12844, 50443070), (16055, 40354456), (25688, 25221535), (32110, 20177228), (64220, 10088614), (128440, 5044307)]