6680451440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{156671}}^1$

素因数の和:156738

約数の個数: 80

約数和(自身を含む): 17134903296

約数和(自身を除く): 10454451856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3280, 4264, 5330, 8528, 10660, 21320, 42640, 156671, 313342, 626684, 783355, 1253368, 1566710, 2036723, 2506736, 3133420, 4073446, 6266840, 6423511, 8146892, 10183615, 12533680, 12847022, 16293784, 20367230, 25694044, 32117555, 32587568, 40734460, 51388088, 64235110, 81468920, 83505643, 102776176, 128470220, 162937840, 167011286, 256940440, 334022572, 417528215, 513880880, 668045144, 835056430, 1336090288, 1670112860, 3340225720, 6680451440]

約数ペア:

[(1, 6680451440), (2, 3340225720), (4, 1670112860), (5, 1336090288), (8, 835056430), (10, 668045144), (13, 513880880), (16, 417528215), (20, 334022572), (26, 256940440), (40, 167011286), (41, 162937840), (52, 128470220), (65, 102776176), (80, 83505643), (82, 81468920), (104, 64235110), (130, 51388088), (164, 40734460), (205, 32587568), (208, 32117555), (260, 25694044), (328, 20367230), (410, 16293784), (520, 12847022), (533, 12533680), (656, 10183615), (820, 8146892), (1040, 6423511), (1066, 6266840), (1640, 4073446), (2132, 3133420), (2665, 2506736), (3280, 2036723), (4264, 1566710), (5330, 1253368), (8528, 783355), (10660, 626684), (21320, 313342), (42640, 156671)]