210004575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 388089744

約数和(自身を除く): 178085169

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 73, 75, 121, 165, 219, 275, 317, 363, 365, 605, 803, 825, 951, 1095, 1585, 1815, 1825, 2409, 3025, 3487, 4015, 4755, 5475, 7925, 8833, 9075, 10461, 12045, 17435, 20075, 23141, 23775, 26499, 38357, 44165, 52305, 60225, 69423, 87175, 115071, 115705, 132495, 191785, 220825, 254551, 261525, 347115, 575355, 578525, 662475, 763653, 958925, 1272755, 1735575, 2800061, 2876775, 3818265, 6363775, 8400183, 14000305, 19091325, 42000915, 70001525, 210004575]

約数ペア:

[(1, 210004575), (3, 70001525), (5, 42000915), (11, 19091325), (15, 14000305), (25, 8400183), (33, 6363775), (55, 3818265), (73, 2876775), (75, 2800061), (121, 1735575), (165, 1272755), (219, 958925), (275, 763653), (317, 662475), (363, 578525), (365, 575355), (605, 347115), (803, 261525), (825, 254551), (951, 220825), (1095, 191785), (1585, 132495), (1815, 115705), (1825, 115071), (2409, 87175), (3025, 69423), (3487, 60225), (4015, 52305), (4755, 44165), (5475, 38357), (7925, 26499), (8833, 23775), (9075, 23141), (10461, 20075), (12045, 17435)]