31622240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:712

約数の個数: 96

約数和(自身を含む): 84079296

約数和(自身を除く): 52457056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 661, 736, 920, 1040, 1196, 1322, 1495, 1840, 2080, 2392, 2644, 2990, 3305, 3680, 4784, 5288, 5980, 6610, 8593, 9568, 10576, 11960, 13220, 15203, 17186, 21152, 23920, 26440, 30406, 34372, 42965, 47840, 52880, 60812, 68744, 76015, 85930, 105760, 121624, 137488, 152030, 171860, 197639, 243248, 274976, 304060, 343720, 395278, 486496, 608120, 687440, 790556, 988195, 1216240, 1374880, 1581112, 1976390, 2432480, 3162224, 3952780, 6324448, 7905560, 15811120, 31622240]

約数ペア:

[(1, 31622240), (2, 15811120), (4, 7905560), (5, 6324448), (8, 3952780), (10, 3162224), (13, 2432480), (16, 1976390), (20, 1581112), (23, 1374880), (26, 1216240), (32, 988195), (40, 790556), (46, 687440), (52, 608120), (65, 486496), (80, 395278), (92, 343720), (104, 304060), (115, 274976), (130, 243248), (160, 197639), (184, 171860), (208, 152030), (230, 137488), (260, 121624), (299, 105760), (368, 85930), (416, 76015), (460, 68744), (520, 60812), (598, 52880), (661, 47840), (736, 42965), (920, 34372), (1040, 30406), (1196, 26440), (1322, 23920), (1495, 21152), (1840, 17186), (2080, 15203), (2392, 13220), (2644, 11960), (2990, 10576), (3305, 9568), (3680, 8593), (4784, 6610), (5288, 5980)]