71487780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13093}}^1$

素因数の和:13125

約数の個数: 96

約数和(自身を含む): 246376704

約数和(自身を除く): 174888924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 13093, 26186, 39279, 52372, 65465, 78558, 91651, 130930, 157116, 170209, 183302, 196395, 261860, 274953, 340418, 366604, 392790, 458255, 510627, 549906, 680836, 785580, 851045, 916510, 1021254, 1099812, 1191463, 1374765, 1702090, 1833020, 2042508, 2382926, 2553135, 2749530, 3404180, 3574389, 4765852, 5106270, 5499060, 5957315, 7148778, 10212540, 11914630, 14297556, 17871945, 23829260, 35743890, 71487780]

約数ペア:

[(1, 71487780), (2, 35743890), (3, 23829260), (4, 17871945), (5, 14297556), (6, 11914630), (7, 10212540), (10, 7148778), (12, 5957315), (13, 5499060), (14, 5106270), (15, 4765852), (20, 3574389), (21, 3404180), (26, 2749530), (28, 2553135), (30, 2382926), (35, 2042508), (39, 1833020), (42, 1702090), (52, 1374765), (60, 1191463), (65, 1099812), (70, 1021254), (78, 916510), (84, 851045), (91, 785580), (105, 680836), (130, 549906), (140, 510627), (156, 458255), (182, 392790), (195, 366604), (210, 340418), (260, 274953), (273, 261860), (364, 196395), (390, 183302), (420, 170209), (455, 157116), (546, 130930), (780, 91651), (910, 78558), (1092, 65465), (1365, 52372), (1820, 39279), (2730, 26186), (5460, 13093)]