89511970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 175063680

約数和(自身を除く): 85551710

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 289, 470, 578, 659, 799, 1318, 1445, 1598, 2890, 3295, 3995, 6590, 7990, 11203, 13583, 22406, 27166, 30973, 56015, 61946, 67915, 112030, 135830, 154865, 190451, 309730, 380902, 526541, 952255, 1053082, 1904510, 2632705, 5265410, 8951197, 17902394, 44755985, 89511970]

約数ペア:

[(1, 89511970), (2, 44755985), (5, 17902394), (10, 8951197), (17, 5265410), (34, 2632705), (47, 1904510), (85, 1053082), (94, 952255), (170, 526541), (235, 380902), (289, 309730), (470, 190451), (578, 154865), (659, 135830), (799, 112030), (1318, 67915), (1445, 61946), (1598, 56015), (2890, 30973), (3295, 27166), (3995, 22406), (6590, 13583), (7990, 11203)]