677389900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32411}}^1$

素因数の和:32455

約数の個数: 72

約数和(自身を含む): 1688016960

約数和(自身を除く): 1010627060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 20900, 32411, 64822, 129644, 162055, 324110, 356521, 615809, 648220, 713042, 810275, 1231618, 1426084, 1620550, 1782605, 2463236, 3079045, 3241100, 3565210, 6158090, 6773899, 7130420, 8913025, 12316180, 13547798, 15395225, 17826050, 27095596, 30790450, 33869495, 35652100, 61580900, 67738990, 135477980, 169347475, 338694950, 677389900]

約数ペア:

[(1, 677389900), (2, 338694950), (4, 169347475), (5, 135477980), (10, 67738990), (11, 61580900), (19, 35652100), (20, 33869495), (22, 30790450), (25, 27095596), (38, 17826050), (44, 15395225), (50, 13547798), (55, 12316180), (76, 8913025), (95, 7130420), (100, 6773899), (110, 6158090), (190, 3565210), (209, 3241100), (220, 3079045), (275, 2463236), (380, 1782605), (418, 1620550), (475, 1426084), (550, 1231618), (836, 810275), (950, 713042), (1045, 648220), (1100, 615809), (1900, 356521), (2090, 324110), (4180, 162055), (5225, 129644), (10450, 64822), (20900, 32411)]