7198750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:478

約数の個数: 40

約数和(自身を含む): 14564088

約数和(自身を除く): 7365338

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 443, 625, 650, 886, 1250, 1625, 2215, 3250, 4430, 5759, 8125, 11075, 11518, 16250, 22150, 28795, 55375, 57590, 110750, 143975, 276875, 287950, 553750, 719875, 1439750, 3599375, 7198750]

約数ペア:

[(1, 7198750), (2, 3599375), (5, 1439750), (10, 719875), (13, 553750), (25, 287950), (26, 276875), (50, 143975), (65, 110750), (125, 57590), (130, 55375), (250, 28795), (325, 22150), (443, 16250), (625, 11518), (650, 11075), (886, 8125), (1250, 5759), (1625, 4430), (2215, 3250)]