55729660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 148811040

約数和(自身を除く): 93081380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 49, 70, 73, 76, 82, 95, 98, 133, 140, 146, 164, 190, 196, 205, 245, 266, 287, 292, 365, 380, 410, 490, 511, 532, 574, 665, 730, 779, 820, 931, 980, 1022, 1148, 1330, 1387, 1435, 1460, 1558, 1862, 2009, 2044, 2555, 2660, 2774, 2870, 2993, 3116, 3577, 3724, 3895, 4018, 4655, 5110, 5453, 5548, 5740, 5986, 6935, 7154, 7790, 8036, 9310, 9709, 10045, 10220, 10906, 11972, 13870, 14308, 14965, 15580, 17885, 18620, 19418, 20090, 20951, 21812, 27265, 27740, 29930, 35770, 38171, 38836, 40180, 41902, 48545, 54530, 56867, 59860, 67963, 71540, 76342, 83804, 97090, 104755, 109060, 113734, 135926, 146657, 152684, 190855, 194180, 209510, 227468, 271852, 284335, 293314, 339815, 381710, 398069, 419020, 568670, 586628, 679630, 733285, 763420, 796138, 1137340, 1359260, 1466570, 1592276, 1990345, 2786483, 2933140, 3980690, 5572966, 7961380, 11145932, 13932415, 27864830, 55729660]

約数ペア:

[(1, 55729660), (2, 27864830), (4, 13932415), (5, 11145932), (7, 7961380), (10, 5572966), (14, 3980690), (19, 2933140), (20, 2786483), (28, 1990345), (35, 1592276), (38, 1466570), (41, 1359260), (49, 1137340), (70, 796138), (73, 763420), (76, 733285), (82, 679630), (95, 586628), (98, 568670), (133, 419020), (140, 398069), (146, 381710), (164, 339815), (190, 293314), (196, 284335), (205, 271852), (245, 227468), (266, 209510), (287, 194180), (292, 190855), (365, 152684), (380, 146657), (410, 135926), (490, 113734), (511, 109060), (532, 104755), (574, 97090), (665, 83804), (730, 76342), (779, 71540), (820, 67963), (931, 59860), (980, 56867), (1022, 54530), (1148, 48545), (1330, 41902), (1387, 40180), (1435, 38836), (1460, 38171), (1558, 35770), (1862, 29930), (2009, 27740), (2044, 27265), (2555, 21812), (2660, 20951), (2774, 20090), (2870, 19418), (2993, 18620), (3116, 17885), (3577, 15580), (3724, 14965), (3895, 14308), (4018, 13870), (4655, 11972), (5110, 10906), (5453, 10220), (5548, 10045), (5740, 9709), (5986, 9310), (6935, 8036), (7154, 7790)]