87025640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1657}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 213086160

約数和(自身を除く): 126060520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 1657, 2020, 2626, 3314, 4040, 5252, 6565, 6628, 8285, 10504, 13130, 13256, 16570, 21541, 26260, 33140, 43082, 52520, 66280, 86164, 107705, 167357, 172328, 215410, 334714, 430820, 669428, 836785, 861640, 1338856, 1673570, 2175641, 3347140, 4351282, 6694280, 8702564, 10878205, 17405128, 21756410, 43512820, 87025640]

約数ペア:

[(1, 87025640), (2, 43512820), (4, 21756410), (5, 17405128), (8, 10878205), (10, 8702564), (13, 6694280), (20, 4351282), (26, 3347140), (40, 2175641), (52, 1673570), (65, 1338856), (101, 861640), (104, 836785), (130, 669428), (202, 430820), (260, 334714), (404, 215410), (505, 172328), (520, 167357), (808, 107705), (1010, 86164), (1313, 66280), (1657, 52520), (2020, 43082), (2626, 33140), (3314, 26260), (4040, 21541), (5252, 16570), (6565, 13256), (6628, 13130), (8285, 10504)]