165119020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 108

約数和(自身を含む): 399376656

約数和(自身を除く): 234257636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 71, 110, 121, 124, 142, 155, 220, 242, 284, 310, 341, 355, 484, 605, 620, 682, 710, 781, 961, 1210, 1364, 1420, 1562, 1705, 1922, 2201, 2420, 3124, 3410, 3751, 3844, 3905, 4402, 4805, 6820, 7502, 7810, 8591, 8804, 9610, 10571, 11005, 15004, 15620, 17182, 18755, 19220, 21142, 22010, 24211, 34364, 37510, 42284, 42955, 44020, 48422, 52855, 68231, 75020, 85910, 96844, 105710, 116281, 121055, 136462, 171820, 211420, 232562, 242110, 266321, 272924, 341155, 465124, 484220, 532642, 581405, 682310, 750541, 1065284, 1162810, 1331605, 1364620, 1501082, 2325620, 2663210, 3002164, 3752705, 5326420, 7505410, 8255951, 15010820, 16511902, 33023804, 41279755, 82559510, 165119020]

約数ペア:

[(1, 165119020), (2, 82559510), (4, 41279755), (5, 33023804), (10, 16511902), (11, 15010820), (20, 8255951), (22, 7505410), (31, 5326420), (44, 3752705), (55, 3002164), (62, 2663210), (71, 2325620), (110, 1501082), (121, 1364620), (124, 1331605), (142, 1162810), (155, 1065284), (220, 750541), (242, 682310), (284, 581405), (310, 532642), (341, 484220), (355, 465124), (484, 341155), (605, 272924), (620, 266321), (682, 242110), (710, 232562), (781, 211420), (961, 171820), (1210, 136462), (1364, 121055), (1420, 116281), (1562, 105710), (1705, 96844), (1922, 85910), (2201, 75020), (2420, 68231), (3124, 52855), (3410, 48422), (3751, 44020), (3844, 42955), (3905, 42284), (4402, 37510), (4805, 34364), (6820, 24211), (7502, 22010), (7810, 21142), (8591, 19220), (8804, 18755), (9610, 17182), (10571, 15620), (11005, 15004)]