90882080

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 225566208

約数和(自身を除く): 134684128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 73, 80, 124, 146, 155, 160, 248, 251, 292, 310, 365, 496, 502, 584, 620, 730, 992, 1004, 1168, 1240, 1255, 1460, 2008, 2263, 2336, 2480, 2510, 2920, 4016, 4526, 4960, 5020, 5840, 7781, 8032, 9052, 10040, 11315, 11680, 15562, 18104, 18323, 20080, 22630, 31124, 36208, 36646, 38905, 40160, 45260, 62248, 72416, 73292, 77810, 90520, 91615, 124496, 146584, 155620, 181040, 183230, 248992, 293168, 311240, 362080, 366460, 568013, 586336, 622480, 732920, 1136026, 1244960, 1465840, 2272052, 2840065, 2931680, 4544104, 5680130, 9088208, 11360260, 18176416, 22720520, 45441040, 90882080]

約数ペア:

[(1, 90882080), (2, 45441040), (4, 22720520), (5, 18176416), (8, 11360260), (10, 9088208), (16, 5680130), (20, 4544104), (31, 2931680), (32, 2840065), (40, 2272052), (62, 1465840), (73, 1244960), (80, 1136026), (124, 732920), (146, 622480), (155, 586336), (160, 568013), (248, 366460), (251, 362080), (292, 311240), (310, 293168), (365, 248992), (496, 183230), (502, 181040), (584, 155620), (620, 146584), (730, 124496), (992, 91615), (1004, 90520), (1168, 77810), (1240, 73292), (1255, 72416), (1460, 62248), (2008, 45260), (2263, 40160), (2336, 38905), (2480, 36646), (2510, 36208), (2920, 31124), (4016, 22630), (4526, 20080), (4960, 18323), (5020, 18104), (5840, 15562), (7781, 11680), (8032, 11315), (9052, 10040)]