27890500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{461}}^1$

素因数の和:502

約数の個数: 72

約数和(自身を含む): 67099032

約数和(自身を除く): 39208532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 461, 484, 500, 550, 605, 922, 1100, 1210, 1375, 1844, 2305, 2420, 2750, 3025, 4610, 5071, 5500, 6050, 9220, 10142, 11525, 12100, 15125, 20284, 23050, 25355, 30250, 46100, 50710, 55781, 57625, 60500, 101420, 111562, 115250, 126775, 223124, 230500, 253550, 278905, 507100, 557810, 633875, 1115620, 1267750, 1394525, 2535500, 2789050, 5578100, 6972625, 13945250, 27890500]

約数ペア:

[(1, 27890500), (2, 13945250), (4, 6972625), (5, 5578100), (10, 2789050), (11, 2535500), (20, 1394525), (22, 1267750), (25, 1115620), (44, 633875), (50, 557810), (55, 507100), (100, 278905), (110, 253550), (121, 230500), (125, 223124), (220, 126775), (242, 115250), (250, 111562), (275, 101420), (461, 60500), (484, 57625), (500, 55781), (550, 50710), (605, 46100), (922, 30250), (1100, 25355), (1210, 23050), (1375, 20284), (1844, 15125), (2305, 12100), (2420, 11525), (2750, 10142), (3025, 9220), (4610, 6050), (5071, 5500)]