87765712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 188876800

約数和(自身を除く): 101111088

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 67, 76, 124, 134, 139, 152, 248, 268, 278, 304, 496, 536, 556, 589, 1072, 1112, 1178, 1273, 2077, 2224, 2356, 2546, 2641, 4154, 4309, 4712, 5092, 5282, 8308, 8618, 9313, 9424, 10184, 10564, 16616, 17236, 18626, 20368, 21128, 33232, 34472, 37252, 39463, 42256, 68944, 74504, 78926, 81871, 149008, 157852, 163742, 176947, 288703, 315704, 327484, 353894, 577406, 631408, 654968, 707788, 1154812, 1309936, 1415576, 2309624, 2831152, 4619248, 5485357, 10970714, 21941428, 43882856, 87765712]

約数ペア:

[(1, 87765712), (2, 43882856), (4, 21941428), (8, 10970714), (16, 5485357), (19, 4619248), (31, 2831152), (38, 2309624), (62, 1415576), (67, 1309936), (76, 1154812), (124, 707788), (134, 654968), (139, 631408), (152, 577406), (248, 353894), (268, 327484), (278, 315704), (304, 288703), (496, 176947), (536, 163742), (556, 157852), (589, 149008), (1072, 81871), (1112, 78926), (1178, 74504), (1273, 68944), (2077, 42256), (2224, 39463), (2356, 37252), (2546, 34472), (2641, 33232), (4154, 21128), (4309, 20368), (4712, 18626), (5092, 17236), (5282, 16616), (8308, 10564), (8618, 10184), (9313, 9424)]