201995325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 415870208

約数和(自身を除く): 213874883

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 277, 315, 463, 525, 831, 1385, 1389, 1575, 1939, 2315, 2493, 3241, 4155, 4167, 5817, 6925, 6945, 9695, 9723, 11575, 12465, 16205, 17451, 20775, 20835, 29085, 29169, 34725, 48475, 48615, 62325, 81025, 87255, 104175, 128251, 145425, 145845, 243075, 384753, 436275, 641255, 729225, 897757, 1154259, 1923765, 2693271, 3206275, 4488785, 5771295, 8079813, 9618825, 13466355, 22443925, 28856475, 40399065, 67331775, 201995325]

約数ペア:

[(1, 201995325), (3, 67331775), (5, 40399065), (7, 28856475), (9, 22443925), (15, 13466355), (21, 9618825), (25, 8079813), (35, 5771295), (45, 4488785), (63, 3206275), (75, 2693271), (105, 1923765), (175, 1154259), (225, 897757), (277, 729225), (315, 641255), (463, 436275), (525, 384753), (831, 243075), (1385, 145845), (1389, 145425), (1575, 128251), (1939, 104175), (2315, 87255), (2493, 81025), (3241, 62325), (4155, 48615), (4167, 48475), (5817, 34725), (6925, 29169), (6945, 29085), (9695, 20835), (9723, 20775), (11575, 17451), (12465, 16205)]