8440250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 96

約数和(自身を含む): 20167056

約数和(自身を除く): 11726806

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 53, 65, 70, 91, 98, 106, 125, 130, 175, 182, 245, 250, 265, 325, 350, 371, 455, 490, 530, 637, 650, 689, 742, 875, 910, 1225, 1274, 1325, 1378, 1625, 1750, 1855, 2275, 2450, 2597, 2650, 3185, 3250, 3445, 3710, 4550, 4823, 5194, 6125, 6370, 6625, 6890, 9275, 9646, 11375, 12250, 12985, 13250, 15925, 17225, 18550, 22750, 24115, 25970, 31850, 33761, 34450, 46375, 48230, 64925, 67522, 79625, 86125, 92750, 120575, 129850, 159250, 168805, 172250, 241150, 324625, 337610, 602875, 649250, 844025, 1205750, 1688050, 4220125, 8440250]

約数ペア:

[(1, 8440250), (2, 4220125), (5, 1688050), (7, 1205750), (10, 844025), (13, 649250), (14, 602875), (25, 337610), (26, 324625), (35, 241150), (49, 172250), (50, 168805), (53, 159250), (65, 129850), (70, 120575), (91, 92750), (98, 86125), (106, 79625), (125, 67522), (130, 64925), (175, 48230), (182, 46375), (245, 34450), (250, 33761), (265, 31850), (325, 25970), (350, 24115), (371, 22750), (455, 18550), (490, 17225), (530, 15925), (637, 13250), (650, 12985), (689, 12250), (742, 11375), (875, 9646), (910, 9275), (1225, 6890), (1274, 6625), (1325, 6370), (1378, 6125), (1625, 5194), (1750, 4823), (1855, 4550), (2275, 3710), (2450, 3445), (2597, 3250), (2650, 3185)]