55781000

素因数分解:

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

素因数の和:504

約数の個数: 96

約数和(自身を含む): 143783640

約数和(自身を除く): 88002640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 125, 200, 220, 242, 250, 275, 440, 461, 484, 500, 550, 605, 922, 968, 1000, 1100, 1210, 1375, 1844, 2200, 2305, 2420, 2750, 3025, 3688, 4610, 4840, 5071, 5500, 6050, 9220, 10142, 11000, 11525, 12100, 15125, 18440, 20284, 23050, 24200, 25355, 30250, 40568, 46100, 50710, 55781, 57625, 60500, 92200, 101420, 111562, 115250, 121000, 126775, 202840, 223124, 230500, 253550, 278905, 446248, 461000, 507100, 557810, 633875, 1014200, 1115620, 1267750, 1394525, 2231240, 2535500, 2789050, 5071000, 5578100, 6972625, 11156200, 13945250, 27890500, 55781000]

約数ペア:

[(1, 55781000), (2, 27890500), (4, 13945250), (5, 11156200), (8, 6972625), (10, 5578100), (11, 5071000), (20, 2789050), (22, 2535500), (25, 2231240), (40, 1394525), (44, 1267750), (50, 1115620), (55, 1014200), (88, 633875), (100, 557810), (110, 507100), (121, 461000), (125, 446248), (200, 278905), (220, 253550), (242, 230500), (250, 223124), (275, 202840), (440, 126775), (461, 121000), (484, 115250), (500, 111562), (550, 101420), (605, 92200), (922, 60500), (968, 57625), (1000, 55781), (1100, 50710), (1210, 46100), (1375, 40568), (1844, 30250), (2200, 25355), (2305, 24200), (2420, 23050), (2750, 20284), (3025, 18440), (3688, 15125), (4610, 12100), (4840, 11525), (5071, 11000), (5500, 10142), (6050, 9220)]