400192

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:75

約数の個数: 42

約数和(自身を含む): 883158

約数和(自身を除く): 482966

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 148, 169, 208, 296, 338, 416, 481, 592, 676, 832, 962, 1184, 1352, 1924, 2368, 2704, 3848, 5408, 6253, 7696, 10816, 12506, 15392, 25012, 30784, 50024, 100048, 200096, 400192]

約数ペア:

[(1, 400192), (2, 200096), (4, 100048), (8, 50024), (13, 30784), (16, 25012), (26, 15392), (32, 12506), (37, 10816), (52, 7696), (64, 6253), (74, 5408), (104, 3848), (148, 2704), (169, 2368), (208, 1924), (296, 1352), (338, 1184), (416, 962), (481, 832), (592, 676)]