78965680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1873}}^1$

素因数の和:1934

約数の個数: 80

約数和(自身を含む): 200772864

約数和(自身を除く): 121807184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 1873, 2108, 2480, 2635, 3746, 4216, 5270, 7492, 8432, 9365, 10540, 14984, 18730, 21080, 29968, 31841, 37460, 42160, 58063, 63682, 74920, 116126, 127364, 149840, 159205, 232252, 254728, 290315, 318410, 464504, 509456, 580630, 636820, 929008, 987071, 1161260, 1273640, 1974142, 2322520, 2547280, 3948284, 4645040, 4935355, 7896568, 9870710, 15793136, 19741420, 39482840, 78965680]

約数ペア:

[(1, 78965680), (2, 39482840), (4, 19741420), (5, 15793136), (8, 9870710), (10, 7896568), (16, 4935355), (17, 4645040), (20, 3948284), (31, 2547280), (34, 2322520), (40, 1974142), (62, 1273640), (68, 1161260), (80, 987071), (85, 929008), (124, 636820), (136, 580630), (155, 509456), (170, 464504), (248, 318410), (272, 290315), (310, 254728), (340, 232252), (496, 159205), (527, 149840), (620, 127364), (680, 116126), (1054, 74920), (1240, 63682), (1360, 58063), (1873, 42160), (2108, 37460), (2480, 31841), (2635, 29968), (3746, 21080), (4216, 18730), (5270, 14984), (7492, 10540), (8432, 9365)]