158889250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{48889}}^1$

素因数の和:48919

約数の個数: 32

約数和(自身を含む): 320327280

約数和(自身を除く): 161438030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 48889, 97778, 244445, 488890, 635557, 1222225, 1271114, 2444450, 3177785, 6111125, 6355570, 12222250, 15888925, 31777850, 79444625, 158889250]

約数ペア:

[(1, 158889250), (2, 79444625), (5, 31777850), (10, 15888925), (13, 12222250), (25, 6355570), (26, 6111125), (50, 3177785), (65, 2444450), (125, 1271114), (130, 1222225), (250, 635557), (325, 488890), (650, 244445), (1625, 97778), (3250, 48889)]