61994920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7013}}^1$

素因数の和:7054

約数の個数: 64

約数和(自身を含む): 159077520

約数和(自身を除く): 97082600

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 7013, 8840, 14026, 28052, 35065, 56104, 70130, 91169, 119221, 140260, 182338, 238442, 280520, 364676, 455845, 476884, 596105, 729352, 911690, 953768, 1192210, 1549873, 1823380, 2384420, 3099746, 3646760, 4768840, 6199492, 7749365, 12398984, 15498730, 30997460, 61994920]

約数ペア:

[(1, 61994920), (2, 30997460), (4, 15498730), (5, 12398984), (8, 7749365), (10, 6199492), (13, 4768840), (17, 3646760), (20, 3099746), (26, 2384420), (34, 1823380), (40, 1549873), (52, 1192210), (65, 953768), (68, 911690), (85, 729352), (104, 596105), (130, 476884), (136, 455845), (170, 364676), (221, 280520), (260, 238442), (340, 182338), (442, 140260), (520, 119221), (680, 91169), (884, 70130), (1105, 56104), (1768, 35065), (2210, 28052), (4420, 14026), (7013, 8840)]