87771376

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 213700608

約数和(自身を除く): 125929232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 191, 308, 373, 382, 616, 746, 764, 1232, 1337, 1492, 1528, 2101, 2611, 2674, 2984, 3056, 4103, 4202, 5222, 5348, 5968, 8206, 8404, 10444, 10696, 14707, 16412, 16808, 20888, 21392, 28721, 29414, 32824, 33616, 41776, 57442, 58828, 65648, 71243, 114884, 117656, 142486, 229768, 235312, 284972, 459536, 498701, 569944, 783673, 997402, 1139888, 1567346, 1994804, 3134692, 3989608, 5485711, 6269384, 7979216, 10971422, 12538768, 21942844, 43885688, 87771376]

約数ペア:

[(1, 87771376), (2, 43885688), (4, 21942844), (7, 12538768), (8, 10971422), (11, 7979216), (14, 6269384), (16, 5485711), (22, 3989608), (28, 3134692), (44, 1994804), (56, 1567346), (77, 1139888), (88, 997402), (112, 783673), (154, 569944), (176, 498701), (191, 459536), (308, 284972), (373, 235312), (382, 229768), (616, 142486), (746, 117656), (764, 114884), (1232, 71243), (1337, 65648), (1492, 58828), (1528, 57442), (2101, 41776), (2611, 33616), (2674, 32824), (2984, 29414), (3056, 28721), (4103, 21392), (4202, 20888), (5222, 16808), (5348, 16412), (5968, 14707), (8206, 10696), (8404, 10444)]