77819140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 195197184

約数和(自身を除く): 117378044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 83, 140, 148, 166, 181, 185, 259, 332, 362, 370, 415, 518, 581, 724, 740, 830, 905, 1036, 1162, 1267, 1295, 1660, 1810, 2324, 2534, 2590, 2905, 3071, 3620, 5068, 5180, 5810, 6142, 6335, 6697, 11620, 12284, 12670, 13394, 15023, 15355, 21497, 25340, 26788, 30046, 30710, 33485, 42994, 46879, 60092, 61420, 66970, 75115, 85988, 93758, 105161, 107485, 133940, 150230, 187516, 210322, 214970, 234395, 300460, 420644, 429940, 468790, 525805, 555851, 937580, 1051610, 1111702, 2103220, 2223404, 2779255, 3890957, 5558510, 7781914, 11117020, 15563828, 19454785, 38909570, 77819140]

約数ペア:

[(1, 77819140), (2, 38909570), (4, 19454785), (5, 15563828), (7, 11117020), (10, 7781914), (14, 5558510), (20, 3890957), (28, 2779255), (35, 2223404), (37, 2103220), (70, 1111702), (74, 1051610), (83, 937580), (140, 555851), (148, 525805), (166, 468790), (181, 429940), (185, 420644), (259, 300460), (332, 234395), (362, 214970), (370, 210322), (415, 187516), (518, 150230), (581, 133940), (724, 107485), (740, 105161), (830, 93758), (905, 85988), (1036, 75115), (1162, 66970), (1267, 61420), (1295, 60092), (1660, 46879), (1810, 42994), (2324, 33485), (2534, 30710), (2590, 30046), (2905, 26788), (3071, 25340), (3620, 21497), (5068, 15355), (5180, 15023), (5810, 13394), (6142, 12670), (6335, 12284), (6697, 11620)]