87068488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 186984000

約数和(自身を除く): 99915512

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 139, 152, 247, 278, 317, 494, 556, 634, 988, 1112, 1268, 1807, 1976, 2536, 2641, 3614, 4121, 5282, 6023, 7228, 8242, 10564, 12046, 14456, 16484, 21128, 24092, 32968, 34333, 44063, 48184, 68666, 78299, 88126, 137332, 156598, 176252, 274664, 313196, 352504, 572819, 626392, 837197, 1145638, 1674394, 2291276, 3348788, 4582552, 6697576, 10883561, 21767122, 43534244, 87068488]

約数ペア:

[(1, 87068488), (2, 43534244), (4, 21767122), (8, 10883561), (13, 6697576), (19, 4582552), (26, 3348788), (38, 2291276), (52, 1674394), (76, 1145638), (104, 837197), (139, 626392), (152, 572819), (247, 352504), (278, 313196), (317, 274664), (494, 176252), (556, 156598), (634, 137332), (988, 88126), (1112, 78299), (1268, 68666), (1807, 48184), (1976, 44063), (2536, 34333), (2641, 32968), (3614, 24092), (4121, 21128), (5282, 16484), (6023, 14456), (7228, 12046), (8242, 10564)]