86389720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{26021}}^1$

素因数の和:26115

約数の個数: 32

約数和(自身を含む): 196726320

約数和(自身を除く): 110336600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 26021, 52042, 104084, 130105, 208168, 260210, 520420, 1040840, 2159743, 4319486, 8638972, 10798715, 17277944, 21597430, 43194860, 86389720]

約数ペア:

[(1, 86389720), (2, 43194860), (4, 21597430), (5, 17277944), (8, 10798715), (10, 8638972), (20, 4319486), (40, 2159743), (83, 1040840), (166, 520420), (332, 260210), (415, 208168), (664, 130105), (830, 104084), (1660, 52042), (3320, 26021)]