201790875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 407586816

約数和(自身を除く): 205795941

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 53, 55, 65, 71, 75, 125, 143, 159, 165, 195, 213, 265, 275, 325, 355, 375, 429, 583, 689, 715, 781, 795, 825, 923, 975, 1065, 1325, 1375, 1625, 1749, 1775, 2067, 2145, 2343, 2769, 2915, 3445, 3575, 3763, 3905, 3975, 4125, 4615, 4875, 5325, 6625, 7579, 8745, 8875, 10153, 10335, 10725, 11289, 11715, 13845, 14575, 17225, 17875, 18815, 19525, 19875, 22737, 23075, 26625, 30459, 37895, 41393, 43725, 48919, 50765, 51675, 53625, 56445, 58575, 69225, 72875, 86125, 94075, 97625, 113685, 115375, 124179, 146757, 152295, 189475, 206965, 218625, 244595, 253825, 258375, 282225, 292875, 346125, 470375, 538109, 568425, 620895, 733785, 761475, 947375, 1034825, 1222975, 1269125, 1411125, 1614327, 2690545, 2842125, 3104475, 3668925, 3807375, 5174125, 6114875, 8071635, 13452725, 15522375, 18344625, 40358175, 67263625, 201790875]

約数ペア:

[(1, 201790875), (3, 67263625), (5, 40358175), (11, 18344625), (13, 15522375), (15, 13452725), (25, 8071635), (33, 6114875), (39, 5174125), (53, 3807375), (55, 3668925), (65, 3104475), (71, 2842125), (75, 2690545), (125, 1614327), (143, 1411125), (159, 1269125), (165, 1222975), (195, 1034825), (213, 947375), (265, 761475), (275, 733785), (325, 620895), (355, 568425), (375, 538109), (429, 470375), (583, 346125), (689, 292875), (715, 282225), (781, 258375), (795, 253825), (825, 244595), (923, 218625), (975, 206965), (1065, 189475), (1325, 152295), (1375, 146757), (1625, 124179), (1749, 115375), (1775, 113685), (2067, 97625), (2145, 94075), (2343, 86125), (2769, 72875), (2915, 69225), (3445, 58575), (3575, 56445), (3763, 53625), (3905, 51675), (3975, 50765), (4125, 48919), (4615, 43725), (4875, 41393), (5325, 37895), (6625, 30459), (7579, 26625), (8745, 23075), (8875, 22737), (10153, 19875), (10335, 19525), (10725, 18815), (11289, 17875), (11715, 17225), (13845, 14575)]