66388360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1447}}^1$

素因数の和:1526

約数の個数: 64

約数和(自身を含む): 158469120

約数和(自身を除く): 92080760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1447, 1480, 2294, 2894, 4588, 5735, 5788, 7235, 9176, 11470, 11576, 14470, 22940, 28940, 44857, 45880, 53539, 57880, 89714, 107078, 179428, 214156, 224285, 267695, 358856, 428312, 448570, 535390, 897140, 1070780, 1659709, 1794280, 2141560, 3319418, 6638836, 8298545, 13277672, 16597090, 33194180, 66388360]

約数ペア:

[(1, 66388360), (2, 33194180), (4, 16597090), (5, 13277672), (8, 8298545), (10, 6638836), (20, 3319418), (31, 2141560), (37, 1794280), (40, 1659709), (62, 1070780), (74, 897140), (124, 535390), (148, 448570), (155, 428312), (185, 358856), (248, 267695), (296, 224285), (310, 214156), (370, 179428), (620, 107078), (740, 89714), (1147, 57880), (1240, 53539), (1447, 45880), (1480, 44857), (2294, 28940), (2894, 22940), (4588, 14470), (5735, 11576), (5788, 11470), (7235, 9176)]