1775989520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{1861}}^1$

素因数の和:2104

約数の個数: 80

約数和(自身を含む): 4211397120

約数和(自身を除く): 2435407600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 151, 158, 302, 316, 395, 604, 632, 755, 790, 1208, 1264, 1510, 1580, 1861, 2416, 3020, 3160, 3722, 6040, 6320, 7444, 9305, 11929, 12080, 14888, 18610, 23858, 29776, 37220, 47716, 59645, 74440, 95432, 119290, 147019, 148880, 190864, 238580, 281011, 294038, 477160, 562022, 588076, 735095, 954320, 1124044, 1176152, 1405055, 1470190, 2248088, 2352304, 2810110, 2940380, 4496176, 5620220, 5880760, 11240440, 11761520, 22199869, 22480880, 44399738, 88799476, 110999345, 177598952, 221998690, 355197904, 443997380, 887994760, 1775989520]

約数ペア:

[(1, 1775989520), (2, 887994760), (4, 443997380), (5, 355197904), (8, 221998690), (10, 177598952), (16, 110999345), (20, 88799476), (40, 44399738), (79, 22480880), (80, 22199869), (151, 11761520), (158, 11240440), (302, 5880760), (316, 5620220), (395, 4496176), (604, 2940380), (632, 2810110), (755, 2352304), (790, 2248088), (1208, 1470190), (1264, 1405055), (1510, 1176152), (1580, 1124044), (1861, 954320), (2416, 735095), (3020, 588076), (3160, 562022), (3722, 477160), (6040, 294038), (6320, 281011), (7444, 238580), (9305, 190864), (11929, 148880), (12080, 147019), (14888, 119290), (18610, 95432), (23858, 74440), (29776, 59645), (37220, 47716)]