13487500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 32154192

約数和(自身を除く): 18666692

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 125, 130, 166, 250, 260, 325, 332, 415, 500, 625, 650, 830, 1079, 1250, 1300, 1625, 1660, 2075, 2158, 2500, 3125, 3250, 4150, 4316, 5395, 6250, 6500, 8125, 8300, 10375, 10790, 12500, 16250, 20750, 21580, 26975, 32500, 40625, 41500, 51875, 53950, 81250, 103750, 107900, 134875, 162500, 207500, 259375, 269750, 518750, 539500, 674375, 1037500, 1348750, 2697500, 3371875, 6743750, 13487500]

約数ペア:

[(1, 13487500), (2, 6743750), (4, 3371875), (5, 2697500), (10, 1348750), (13, 1037500), (20, 674375), (25, 539500), (26, 518750), (50, 269750), (52, 259375), (65, 207500), (83, 162500), (100, 134875), (125, 107900), (130, 103750), (166, 81250), (250, 53950), (260, 51875), (325, 41500), (332, 40625), (415, 32500), (500, 26975), (625, 21580), (650, 20750), (830, 16250), (1079, 12500), (1250, 10790), (1300, 10375), (1625, 8300), (1660, 8125), (2075, 6500), (2158, 6250), (2500, 5395), (3125, 4316), (3250, 4150)]