176880080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3209}}^1$

素因数の和:3288

約数の個数: 80

約数和(自身を含む): 451377360

約数和(自身を除く): 274497280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3209, 3445, 4240, 5512, 6418, 6890, 11024, 12836, 13780, 16045, 25672, 27560, 32090, 41717, 51344, 55120, 64180, 83434, 128360, 166868, 170077, 208585, 256720, 333736, 340154, 417170, 667472, 680308, 834340, 850385, 1360616, 1668680, 1700770, 2211001, 2721232, 3337360, 3401540, 4422002, 6803080, 8844004, 11055005, 13606160, 17688008, 22110010, 35376016, 44220020, 88440040, 176880080]

約数ペア:

[(1, 176880080), (2, 88440040), (4, 44220020), (5, 35376016), (8, 22110010), (10, 17688008), (13, 13606160), (16, 11055005), (20, 8844004), (26, 6803080), (40, 4422002), (52, 3401540), (53, 3337360), (65, 2721232), (80, 2211001), (104, 1700770), (106, 1668680), (130, 1360616), (208, 850385), (212, 834340), (260, 680308), (265, 667472), (424, 417170), (520, 340154), (530, 333736), (689, 256720), (848, 208585), (1040, 170077), (1060, 166868), (1378, 128360), (2120, 83434), (2756, 64180), (3209, 55120), (3445, 51344), (4240, 41717), (5512, 32090), (6418, 27560), (6890, 25672), (11024, 16045), (12836, 13780)]