91387780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 219098880

約数和(自身を除く): 127711100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 103, 109, 110, 148, 185, 206, 218, 220, 370, 407, 412, 436, 515, 545, 740, 814, 1030, 1090, 1133, 1199, 1628, 2035, 2060, 2180, 2266, 2398, 3811, 4033, 4070, 4532, 4796, 5665, 5995, 7622, 8066, 8140, 11227, 11330, 11990, 15244, 16132, 19055, 20165, 22454, 22660, 23980, 38110, 40330, 41921, 44363, 44908, 56135, 76220, 80660, 83842, 88726, 112270, 123497, 167684, 177452, 209605, 221815, 224540, 246994, 415399, 419210, 443630, 493988, 617485, 830798, 838420, 887260, 1234970, 1661596, 2076995, 2469940, 4153990, 4569389, 8307980, 9138778, 18277556, 22846945, 45693890, 91387780]

約数ペア:

[(1, 91387780), (2, 45693890), (4, 22846945), (5, 18277556), (10, 9138778), (11, 8307980), (20, 4569389), (22, 4153990), (37, 2469940), (44, 2076995), (55, 1661596), (74, 1234970), (103, 887260), (109, 838420), (110, 830798), (148, 617485), (185, 493988), (206, 443630), (218, 419210), (220, 415399), (370, 246994), (407, 224540), (412, 221815), (436, 209605), (515, 177452), (545, 167684), (740, 123497), (814, 112270), (1030, 88726), (1090, 83842), (1133, 80660), (1199, 76220), (1628, 56135), (2035, 44908), (2060, 44363), (2180, 41921), (2266, 40330), (2398, 38110), (3811, 23980), (4033, 22660), (4070, 22454), (4532, 20165), (4796, 19055), (5665, 16132), (5995, 15244), (7622, 11990), (8066, 11330), (8140, 11227)]