156930401980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17398049}}^1$

素因数の和:17398110

約数の個数: 48

約数和(自身を含む): 368281922400

約数和(自身を除く): 211351520420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 17398049, 34796098, 69592196, 86990245, 173980490, 191378539, 347960980, 382757078, 713320009, 765514156, 956892695, 1426640018, 1913785390, 2853280036, 3566600045, 3827570780, 7133200090, 7846520099, 14266400180, 15693040198, 31386080396, 39232600495, 78465200990, 156930401980]

約数ペア:

[(1, 156930401980), (2, 78465200990), (4, 39232600495), (5, 31386080396), (10, 15693040198), (11, 14266400180), (20, 7846520099), (22, 7133200090), (41, 3827570780), (44, 3566600045), (55, 2853280036), (82, 1913785390), (110, 1426640018), (164, 956892695), (205, 765514156), (220, 713320009), (410, 382757078), (451, 347960980), (820, 191378539), (902, 173980490), (1804, 86990245), (2255, 69592196), (4510, 34796098), (9020, 17398049)]