202149860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 471726528

約数和(自身を除く): 269576668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 121, 206, 220, 242, 412, 484, 515, 605, 811, 1030, 1133, 1210, 1622, 2060, 2266, 2420, 3244, 4055, 4532, 5665, 8110, 8921, 11330, 12463, 16220, 17842, 22660, 24926, 35684, 44605, 49852, 62315, 83533, 89210, 98131, 124630, 167066, 178420, 196262, 249260, 334132, 392524, 417665, 490655, 835330, 918863, 981310, 1670660, 1837726, 1962620, 3675452, 4594315, 9188630, 10107493, 18377260, 20214986, 40429972, 50537465, 101074930, 202149860]

約数ペア:

[(1, 202149860), (2, 101074930), (4, 50537465), (5, 40429972), (10, 20214986), (11, 18377260), (20, 10107493), (22, 9188630), (44, 4594315), (55, 3675452), (103, 1962620), (110, 1837726), (121, 1670660), (206, 981310), (220, 918863), (242, 835330), (412, 490655), (484, 417665), (515, 392524), (605, 334132), (811, 249260), (1030, 196262), (1133, 178420), (1210, 167066), (1622, 124630), (2060, 98131), (2266, 89210), (2420, 83533), (3244, 62315), (4055, 49852), (4532, 44605), (5665, 35684), (8110, 24926), (8921, 22660), (11330, 17842), (12463, 16220)]