55008880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 135491328

約数和(自身を除く): 80482448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 541, 620, 656, 820, 1082, 1240, 1271, 1640, 2164, 2480, 2542, 2705, 3280, 4328, 5084, 5410, 6355, 8656, 10168, 10820, 12710, 16771, 20336, 21640, 22181, 25420, 33542, 43280, 44362, 50840, 67084, 83855, 88724, 101680, 110905, 134168, 167710, 177448, 221810, 268336, 335420, 354896, 443620, 670840, 687611, 887240, 1341680, 1375222, 1774480, 2750444, 3438055, 5500888, 6876110, 11001776, 13752220, 27504440, 55008880]

約数ペア:

[(1, 55008880), (2, 27504440), (4, 13752220), (5, 11001776), (8, 6876110), (10, 5500888), (16, 3438055), (20, 2750444), (31, 1774480), (40, 1375222), (41, 1341680), (62, 887240), (80, 687611), (82, 670840), (124, 443620), (155, 354896), (164, 335420), (205, 268336), (248, 221810), (310, 177448), (328, 167710), (410, 134168), (496, 110905), (541, 101680), (620, 88724), (656, 83855), (820, 67084), (1082, 50840), (1240, 44362), (1271, 43280), (1640, 33542), (2164, 25420), (2480, 22181), (2542, 21640), (2705, 20336), (3280, 16771), (4328, 12710), (5084, 10820), (5410, 10168), (6355, 8656)]