88991680

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:222

約数の個数: 112

約数和(自身を含む): 222235776

約数和(自身を除く): 133244096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 61, 64, 80, 94, 97, 122, 160, 188, 194, 235, 244, 305, 320, 376, 388, 470, 485, 488, 610, 752, 776, 940, 970, 976, 1220, 1504, 1552, 1880, 1940, 1952, 2440, 2867, 3008, 3104, 3760, 3880, 3904, 4559, 4880, 5734, 5917, 6208, 7520, 7760, 9118, 9760, 11468, 11834, 14335, 15040, 15520, 18236, 19520, 22795, 22936, 23668, 28670, 29585, 31040, 36472, 45590, 45872, 47336, 57340, 59170, 72944, 91180, 91744, 94672, 114680, 118340, 145888, 182360, 183488, 189344, 229360, 236680, 278099, 291776, 364720, 378688, 458720, 473360, 556198, 729440, 917440, 946720, 1112396, 1390495, 1458880, 1893440, 2224792, 2780990, 4449584, 5561980, 8899168, 11123960, 17798336, 22247920, 44495840, 88991680]

約数ペア:

[(1, 88991680), (2, 44495840), (4, 22247920), (5, 17798336), (8, 11123960), (10, 8899168), (16, 5561980), (20, 4449584), (32, 2780990), (40, 2224792), (47, 1893440), (61, 1458880), (64, 1390495), (80, 1112396), (94, 946720), (97, 917440), (122, 729440), (160, 556198), (188, 473360), (194, 458720), (235, 378688), (244, 364720), (305, 291776), (320, 278099), (376, 236680), (388, 229360), (470, 189344), (485, 183488), (488, 182360), (610, 145888), (752, 118340), (776, 114680), (940, 94672), (970, 91744), (976, 91180), (1220, 72944), (1504, 59170), (1552, 57340), (1880, 47336), (1940, 45872), (1952, 45590), (2440, 36472), (2867, 31040), (3008, 29585), (3104, 28670), (3760, 23668), (3880, 22936), (3904, 22795), (4559, 19520), (4880, 18236), (5734, 15520), (5917, 15040), (6208, 14335), (7520, 11834), (7760, 11468), (9118, 9760)]