18762250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 39626496

約数和(自身を除く): 20864246

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 125, 130, 230, 250, 251, 299, 325, 502, 575, 598, 650, 1150, 1255, 1495, 1625, 2510, 2875, 2990, 3250, 3263, 5750, 5773, 6275, 6526, 7475, 11546, 12550, 14950, 16315, 28865, 31375, 32630, 37375, 57730, 62750, 74750, 75049, 81575, 144325, 150098, 163150, 288650, 375245, 407875, 721625, 750490, 815750, 1443250, 1876225, 3752450, 9381125, 18762250]

約数ペア:

[(1, 18762250), (2, 9381125), (5, 3752450), (10, 1876225), (13, 1443250), (23, 815750), (25, 750490), (26, 721625), (46, 407875), (50, 375245), (65, 288650), (115, 163150), (125, 150098), (130, 144325), (230, 81575), (250, 75049), (251, 74750), (299, 62750), (325, 57730), (502, 37375), (575, 32630), (598, 31375), (650, 28865), (1150, 16315), (1255, 14950), (1495, 12550), (1625, 11546), (2510, 7475), (2875, 6526), (2990, 6275), (3250, 5773), (3263, 5750)]