30400425

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 60585408

約数和(自身を除く): 30184983

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 71, 75, 99, 165, 173, 213, 225, 275, 355, 495, 519, 639, 781, 825, 865, 1065, 1557, 1775, 1903, 2343, 2475, 2595, 3195, 3905, 4325, 5325, 5709, 7029, 7785, 9515, 11715, 12283, 12975, 15975, 17127, 19525, 28545, 35145, 36849, 38925, 47575, 58575, 61415, 85635, 110547, 135113, 142725, 175725, 184245, 307075, 405339, 428175, 552735, 675565, 921225, 1216017, 2026695, 2763675, 3377825, 6080085, 10133475, 30400425]

約数ペア:

[(1, 30400425), (3, 10133475), (5, 6080085), (9, 3377825), (11, 2763675), (15, 2026695), (25, 1216017), (33, 921225), (45, 675565), (55, 552735), (71, 428175), (75, 405339), (99, 307075), (165, 184245), (173, 175725), (213, 142725), (225, 135113), (275, 110547), (355, 85635), (495, 61415), (519, 58575), (639, 47575), (781, 38925), (825, 36849), (865, 35145), (1065, 28545), (1557, 19525), (1775, 17127), (1903, 15975), (2343, 12975), (2475, 12283), (2595, 11715), (3195, 9515), (3905, 7785), (4325, 7029), (5325, 5709)]