85905690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 236984832

約数和(自身を除く): 151079142

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 61, 65, 69, 78, 115, 122, 130, 138, 157, 183, 195, 230, 299, 305, 314, 345, 366, 390, 471, 598, 610, 690, 785, 793, 897, 915, 942, 1403, 1495, 1570, 1586, 1794, 1830, 2041, 2355, 2379, 2806, 2990, 3611, 3965, 4082, 4209, 4485, 4710, 4758, 6123, 7015, 7222, 7930, 8418, 8970, 9577, 10205, 10833, 11895, 12246, 14030, 18055, 18239, 19154, 20410, 21045, 21666, 23790, 28731, 30615, 36110, 36478, 42090, 46943, 47885, 54165, 54717, 57462, 61230, 91195, 93886, 95770, 108330, 109434, 124501, 140829, 143655, 182390, 220271, 234715, 249002, 273585, 281658, 287310, 373503, 440542, 469430, 547170, 622505, 660813, 704145, 747006, 1101355, 1245010, 1321626, 1408290, 1867515, 2202710, 2863523, 3304065, 3735030, 5727046, 6608130, 8590569, 14317615, 17181138, 28635230, 42952845, 85905690]

約数ペア:

[(1, 85905690), (2, 42952845), (3, 28635230), (5, 17181138), (6, 14317615), (10, 8590569), (13, 6608130), (15, 5727046), (23, 3735030), (26, 3304065), (30, 2863523), (39, 2202710), (46, 1867515), (61, 1408290), (65, 1321626), (69, 1245010), (78, 1101355), (115, 747006), (122, 704145), (130, 660813), (138, 622505), (157, 547170), (183, 469430), (195, 440542), (230, 373503), (299, 287310), (305, 281658), (314, 273585), (345, 249002), (366, 234715), (390, 220271), (471, 182390), (598, 143655), (610, 140829), (690, 124501), (785, 109434), (793, 108330), (897, 95770), (915, 93886), (942, 91195), (1403, 61230), (1495, 57462), (1570, 54717), (1586, 54165), (1794, 47885), (1830, 46943), (2041, 42090), (2355, 36478), (2379, 36110), (2806, 30615), (2990, 28731), (3611, 23790), (3965, 21666), (4082, 21045), (4209, 20410), (4485, 19154), (4710, 18239), (4758, 18055), (6123, 14030), (7015, 12246), (7222, 11895), (7930, 10833), (8418, 10205), (8970, 9577)]