128795630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 245823984

約数和(自身を除く): 117028354

約数列:

[1, 2, 5, 10, 23, 46, 97, 115, 194, 230, 251, 485, 502, 529, 970, 1058, 1255, 2231, 2510, 2645, 4462, 5290, 5773, 11155, 11546, 22310, 24347, 28865, 48694, 51313, 57730, 102626, 121735, 132779, 243470, 256565, 265558, 513130, 559981, 663895, 1119962, 1327790, 2799905, 5599810, 12879563, 25759126, 64397815, 128795630]

約数ペア:

[(1, 128795630), (2, 64397815), (5, 25759126), (10, 12879563), (23, 5599810), (46, 2799905), (97, 1327790), (115, 1119962), (194, 663895), (230, 559981), (251, 513130), (485, 265558), (502, 256565), (529, 243470), (970, 132779), (1058, 121735), (1255, 102626), (2231, 57730), (2510, 51313), (2645, 48694), (4462, 28865), (5290, 24347), (5773, 22310), (11155, 11546)]