80123030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 164118528

約数和(自身を除く): 83995498

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 127, 130, 211, 230, 254, 299, 422, 598, 635, 1055, 1270, 1495, 1651, 2110, 2743, 2921, 2990, 3302, 4853, 5486, 5842, 8255, 9706, 13715, 14605, 16510, 24265, 26797, 27430, 29210, 37973, 48530, 53594, 63089, 75946, 126178, 133985, 189865, 267970, 315445, 348361, 379730, 616331, 630890, 696722, 1232662, 1741805, 3081655, 3483610, 6163310, 8012303, 16024606, 40061515, 80123030]

約数ペア:

[(1, 80123030), (2, 40061515), (5, 16024606), (10, 8012303), (13, 6163310), (23, 3483610), (26, 3081655), (46, 1741805), (65, 1232662), (115, 696722), (127, 630890), (130, 616331), (211, 379730), (230, 348361), (254, 315445), (299, 267970), (422, 189865), (598, 133985), (635, 126178), (1055, 75946), (1270, 63089), (1495, 53594), (1651, 48530), (2110, 37973), (2743, 29210), (2921, 27430), (2990, 26797), (3302, 24265), (4853, 16510), (5486, 14605), (5842, 13715), (8255, 9706)]