89777320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 207345600

約数和(自身を除く): 117568280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 139, 241, 268, 278, 335, 482, 536, 556, 670, 695, 964, 1112, 1205, 1340, 1390, 1928, 2410, 2680, 2780, 4820, 5560, 9313, 9640, 16147, 18626, 32294, 33499, 37252, 46565, 64588, 66998, 74504, 80735, 93130, 129176, 133996, 161470, 167495, 186260, 267992, 322940, 334990, 372520, 645880, 669980, 1339960, 2244433, 4488866, 8977732, 11222165, 17955464, 22444330, 44888660, 89777320]

約数ペア:

[(1, 89777320), (2, 44888660), (4, 22444330), (5, 17955464), (8, 11222165), (10, 8977732), (20, 4488866), (40, 2244433), (67, 1339960), (134, 669980), (139, 645880), (241, 372520), (268, 334990), (278, 322940), (335, 267992), (482, 186260), (536, 167495), (556, 161470), (670, 133996), (695, 129176), (964, 93130), (1112, 80735), (1205, 74504), (1340, 66998), (1390, 64588), (1928, 46565), (2410, 37252), (2680, 33499), (2780, 32294), (4820, 18626), (5560, 16147), (9313, 9640)]