1868750

素因数分解:

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

素因数の和:63

約数の個数: 48

約数和(自身を含む): 3937248

約数和(自身を除く): 2068498

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 125, 130, 230, 250, 299, 325, 575, 598, 625, 650, 1150, 1250, 1495, 1625, 2875, 2990, 3125, 3250, 5750, 6250, 7475, 8125, 14375, 14950, 16250, 28750, 37375, 40625, 71875, 74750, 81250, 143750, 186875, 373750, 934375, 1868750]

約数ペア:

[(1, 1868750), (2, 934375), (5, 373750), (10, 186875), (13, 143750), (23, 81250), (25, 74750), (26, 71875), (46, 40625), (50, 37375), (65, 28750), (115, 16250), (125, 14950), (130, 14375), (230, 8125), (250, 7475), (299, 6250), (325, 5750), (575, 3250), (598, 3125), (625, 2990), (650, 2875), (1150, 1625), (1250, 1495)]