19529325

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 37575720

約数和(自身を除く): 18046395

約数列:

[1, 3, 5, 9, 15, 25, 29, 41, 45, 73, 75, 87, 123, 145, 205, 219, 225, 261, 365, 369, 435, 615, 657, 725, 1025, 1095, 1189, 1305, 1825, 1845, 2117, 2175, 2993, 3075, 3285, 3567, 5475, 5945, 6351, 6525, 8979, 9225, 10585, 10701, 14965, 16425, 17835, 19053, 26937, 29725, 31755, 44895, 52925, 53505, 74825, 86797, 89175, 95265, 134685, 158775, 224475, 260391, 267525, 433985, 476325, 673425, 781173, 1301955, 2169925, 3905865, 6509775, 19529325]

約数ペア:

[(1, 19529325), (3, 6509775), (5, 3905865), (9, 2169925), (15, 1301955), (25, 781173), (29, 673425), (41, 476325), (45, 433985), (73, 267525), (75, 260391), (87, 224475), (123, 158775), (145, 134685), (205, 95265), (219, 89175), (225, 86797), (261, 74825), (365, 53505), (369, 52925), (435, 44895), (615, 31755), (657, 29725), (725, 26937), (1025, 19053), (1095, 17835), (1189, 16425), (1305, 14965), (1825, 10701), (1845, 10585), (2117, 9225), (2175, 8979), (2993, 6525), (3075, 6351), (3285, 5945), (3567, 5475)]