90323920

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 216986112

約数和(自身を除く): 126662192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 83, 122, 166, 223, 244, 305, 332, 415, 446, 488, 610, 664, 830, 892, 976, 1115, 1220, 1328, 1660, 1784, 2230, 2440, 3320, 3568, 4460, 4880, 5063, 6640, 8920, 10126, 13603, 17840, 18509, 20252, 25315, 27206, 37018, 40504, 50630, 54412, 68015, 74036, 81008, 92545, 101260, 108824, 136030, 148072, 185090, 202520, 217648, 272060, 296144, 370180, 405040, 544120, 740360, 1088240, 1129049, 1480720, 2258098, 4516196, 5645245, 9032392, 11290490, 18064784, 22580980, 45161960, 90323920]

約数ペア:

[(1, 90323920), (2, 45161960), (4, 22580980), (5, 18064784), (8, 11290490), (10, 9032392), (16, 5645245), (20, 4516196), (40, 2258098), (61, 1480720), (80, 1129049), (83, 1088240), (122, 740360), (166, 544120), (223, 405040), (244, 370180), (305, 296144), (332, 272060), (415, 217648), (446, 202520), (488, 185090), (610, 148072), (664, 136030), (830, 108824), (892, 101260), (976, 92545), (1115, 81008), (1220, 74036), (1328, 68015), (1660, 54412), (1784, 50630), (2230, 40504), (2440, 37018), (3320, 27206), (3568, 25315), (4460, 20252), (4880, 18509), (5063, 17840), (6640, 13603), (8920, 10126)]