353076880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1321}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 888161904

約数和(自身を除く): 535085024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 257, 260, 514, 520, 1028, 1040, 1285, 1321, 2056, 2570, 2642, 3341, 4112, 5140, 5284, 6605, 6682, 10280, 10568, 13210, 13364, 16705, 17173, 20560, 21136, 26420, 26728, 33410, 34346, 52840, 53456, 66820, 68692, 85865, 105680, 133640, 137384, 171730, 267280, 274768, 339497, 343460, 678994, 686920, 1357988, 1373840, 1697485, 2715976, 3394970, 4413461, 5431952, 6789940, 8826922, 13579880, 17653844, 22067305, 27159760, 35307688, 44134610, 70615376, 88269220, 176538440, 353076880]

約数ペア:

[(1, 353076880), (2, 176538440), (4, 88269220), (5, 70615376), (8, 44134610), (10, 35307688), (13, 27159760), (16, 22067305), (20, 17653844), (26, 13579880), (40, 8826922), (52, 6789940), (65, 5431952), (80, 4413461), (104, 3394970), (130, 2715976), (208, 1697485), (257, 1373840), (260, 1357988), (514, 686920), (520, 678994), (1028, 343460), (1040, 339497), (1285, 274768), (1321, 267280), (2056, 171730), (2570, 137384), (2642, 133640), (3341, 105680), (4112, 85865), (5140, 68692), (5284, 66820), (6605, 53456), (6682, 52840), (10280, 34346), (10568, 33410), (13210, 26728), (13364, 26420), (16705, 21136), (17173, 20560)]