81398064

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4973}}^1$

素因数の和:5026

約数の個数: 80

約数和(自身を含む): 236841984

約数和(自身を除く): 155443920

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1364, 1488, 2046, 2728, 4092, 4973, 5456, 8184, 9946, 14919, 16368, 19892, 29838, 39784, 54703, 59676, 79568, 109406, 119352, 154163, 164109, 218812, 238704, 308326, 328218, 437624, 462489, 616652, 656436, 875248, 924978, 1233304, 1312872, 1695793, 1849956, 2466608, 2625744, 3391586, 3699912, 5087379, 6783172, 7399824, 10174758, 13566344, 20349516, 27132688, 40699032, 81398064]

約数ペア:

[(1, 81398064), (2, 40699032), (3, 27132688), (4, 20349516), (6, 13566344), (8, 10174758), (11, 7399824), (12, 6783172), (16, 5087379), (22, 3699912), (24, 3391586), (31, 2625744), (33, 2466608), (44, 1849956), (48, 1695793), (62, 1312872), (66, 1233304), (88, 924978), (93, 875248), (124, 656436), (132, 616652), (176, 462489), (186, 437624), (248, 328218), (264, 308326), (341, 238704), (372, 218812), (496, 164109), (528, 154163), (682, 119352), (744, 109406), (1023, 79568), (1364, 59676), (1488, 54703), (2046, 39784), (2728, 29838), (4092, 19892), (4973, 16368), (5456, 14919), (8184, 9946)]