23809725

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 45700200

約数和(自身を除く): 21890475

約数列:

[1, 3, 5, 9, 15, 25, 29, 41, 45, 75, 87, 89, 123, 145, 205, 225, 261, 267, 369, 435, 445, 615, 725, 801, 1025, 1189, 1305, 1335, 1845, 2175, 2225, 2581, 3075, 3567, 3649, 4005, 5945, 6525, 6675, 7743, 9225, 10701, 10947, 12905, 17835, 18245, 20025, 23229, 29725, 32841, 38715, 53505, 54735, 64525, 89175, 91225, 105821, 116145, 164205, 193575, 267525, 273675, 317463, 529105, 580725, 821025, 952389, 1587315, 2645525, 4761945, 7936575, 23809725]

約数ペア:

[(1, 23809725), (3, 7936575), (5, 4761945), (9, 2645525), (15, 1587315), (25, 952389), (29, 821025), (41, 580725), (45, 529105), (75, 317463), (87, 273675), (89, 267525), (123, 193575), (145, 164205), (205, 116145), (225, 105821), (261, 91225), (267, 89175), (369, 64525), (435, 54735), (445, 53505), (615, 38715), (725, 32841), (801, 29725), (1025, 23229), (1189, 20025), (1305, 18245), (1335, 17835), (1845, 12905), (2175, 10947), (2225, 10701), (2581, 9225), (3075, 7743), (3567, 6675), (3649, 6525), (4005, 5945)]