55579280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 135657984

約数和(自身を除く): 80078704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 73, 80, 124, 146, 155, 248, 292, 307, 310, 365, 496, 584, 614, 620, 730, 1168, 1228, 1240, 1460, 1535, 2263, 2456, 2480, 2920, 3070, 4526, 4912, 5840, 6140, 9052, 9517, 11315, 12280, 18104, 19034, 22411, 22630, 24560, 36208, 38068, 44822, 45260, 47585, 76136, 89644, 90520, 95170, 112055, 152272, 179288, 181040, 190340, 224110, 358576, 380680, 448220, 694741, 761360, 896440, 1389482, 1792880, 2778964, 3473705, 5557928, 6947410, 11115856, 13894820, 27789640, 55579280]

約数ペア:

[(1, 55579280), (2, 27789640), (4, 13894820), (5, 11115856), (8, 6947410), (10, 5557928), (16, 3473705), (20, 2778964), (31, 1792880), (40, 1389482), (62, 896440), (73, 761360), (80, 694741), (124, 448220), (146, 380680), (155, 358576), (248, 224110), (292, 190340), (307, 181040), (310, 179288), (365, 152272), (496, 112055), (584, 95170), (614, 90520), (620, 89644), (730, 76136), (1168, 47585), (1228, 45260), (1240, 44822), (1460, 38068), (1535, 36208), (2263, 24560), (2456, 22630), (2480, 22411), (2920, 19034), (3070, 18104), (4526, 12280), (4912, 11315), (5840, 9517), (6140, 9052)]