1886768650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{3527}}^1$

素因数の和:4375

約数の個数: 48

約数和(自身を含む): 3785007744

約数和(自身を除く): 1898239094

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 823, 1646, 3527, 4115, 7054, 8230, 10699, 17635, 20575, 21398, 35270, 41150, 45851, 53495, 88175, 91702, 106990, 176350, 229255, 267475, 458510, 534950, 1146275, 2292550, 2902721, 5805442, 14513605, 29027210, 37735373, 72568025, 75470746, 145136050, 188676865, 377353730, 943384325, 1886768650]

約数ペア:

[(1, 1886768650), (2, 943384325), (5, 377353730), (10, 188676865), (13, 145136050), (25, 75470746), (26, 72568025), (50, 37735373), (65, 29027210), (130, 14513605), (325, 5805442), (650, 2902721), (823, 2292550), (1646, 1146275), (3527, 534950), (4115, 458510), (7054, 267475), (8230, 229255), (10699, 176350), (17635, 106990), (20575, 91702), (21398, 88175), (35270, 53495), (41150, 45851)]