66160820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 159667200

約数和(自身を除く): 93506380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 89, 109, 110, 124, 155, 178, 218, 220, 310, 341, 356, 436, 445, 545, 620, 682, 890, 979, 1090, 1199, 1364, 1705, 1780, 1958, 2180, 2398, 2759, 3379, 3410, 3916, 4796, 4895, 5518, 5995, 6758, 6820, 9701, 9790, 11036, 11990, 13516, 13795, 16895, 19402, 19580, 23980, 27590, 30349, 33790, 37169, 38804, 48505, 55180, 60698, 67580, 74338, 97010, 106711, 121396, 148676, 151745, 185845, 194020, 213422, 300731, 303490, 371690, 426844, 533555, 601462, 606980, 743380, 1067110, 1202924, 1503655, 2134220, 3007310, 3308041, 6014620, 6616082, 13232164, 16540205, 33080410, 66160820]

約数ペア:

[(1, 66160820), (2, 33080410), (4, 16540205), (5, 13232164), (10, 6616082), (11, 6014620), (20, 3308041), (22, 3007310), (31, 2134220), (44, 1503655), (55, 1202924), (62, 1067110), (89, 743380), (109, 606980), (110, 601462), (124, 533555), (155, 426844), (178, 371690), (218, 303490), (220, 300731), (310, 213422), (341, 194020), (356, 185845), (436, 151745), (445, 148676), (545, 121396), (620, 106711), (682, 97010), (890, 74338), (979, 67580), (1090, 60698), (1199, 55180), (1364, 48505), (1705, 38804), (1780, 37169), (1958, 33790), (2180, 30349), (2398, 27590), (2759, 23980), (3379, 19580), (3410, 19402), (3916, 16895), (4796, 13795), (4895, 13516), (5518, 11990), (5995, 11036), (6758, 9790), (6820, 9701)]