100520025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 172846080

約数和(自身を除く): 72326055

約数列:

[1, 3, 5, 15, 25, 43, 71, 75, 129, 213, 215, 355, 439, 645, 1065, 1075, 1317, 1775, 2195, 3053, 3225, 5325, 6585, 9159, 10975, 15265, 18877, 31169, 32925, 45795, 56631, 76325, 93507, 94385, 155845, 228975, 283155, 467535, 471925, 779225, 1340267, 1415775, 2337675, 4020801, 6701335, 20104005, 33506675, 100520025]

約数ペア:

[(1, 100520025), (3, 33506675), (5, 20104005), (15, 6701335), (25, 4020801), (43, 2337675), (71, 1415775), (75, 1340267), (129, 779225), (213, 471925), (215, 467535), (355, 283155), (439, 228975), (645, 155845), (1065, 94385), (1075, 93507), (1317, 76325), (1775, 56631), (2195, 45795), (3053, 32925), (3225, 31169), (5325, 18877), (6585, 15265), (9159, 10975)]