2697500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:120

約数の個数: 60

約数和(自身を含む): 6429192

約数和(自身を除く): 3731692

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, 3250, 4150, 4316, 5395, 6500, 8125, 8300, 10375, 10790, 16250, 20750, 21580, 26975, 32500, 41500, 51875, 53950, 103750, 107900, 134875, 207500, 269750, 539500, 674375, 1348750, 2697500]

約数ペア:

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