71420752

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:528

約数の個数: 60

約数和(自身を含む): 152649084

約数和(自身を除く): 81228332

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 169, 208, 244, 338, 433, 488, 676, 793, 866, 976, 1352, 1586, 1732, 2704, 3172, 3464, 5629, 6344, 6928, 10309, 11258, 12688, 20618, 22516, 26413, 41236, 45032, 52826, 73177, 82472, 90064, 105652, 146354, 164944, 211304, 292708, 343369, 422608, 585416, 686738, 1170832, 1373476, 2746952, 4463797, 5493904, 8927594, 17855188, 35710376, 71420752]

約数ペア:

[(1, 71420752), (2, 35710376), (4, 17855188), (8, 8927594), (13, 5493904), (16, 4463797), (26, 2746952), (52, 1373476), (61, 1170832), (104, 686738), (122, 585416), (169, 422608), (208, 343369), (244, 292708), (338, 211304), (433, 164944), (488, 146354), (676, 105652), (793, 90064), (866, 82472), (976, 73177), (1352, 52826), (1586, 45032), (1732, 41236), (2704, 26413), (3172, 22516), (3464, 20618), (5629, 12688), (6344, 11258), (6928, 10309)]