122914520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 283651200

約数和(自身を除く): 160736680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 97, 158, 194, 316, 388, 395, 401, 485, 632, 776, 790, 802, 970, 1580, 1604, 1940, 2005, 3160, 3208, 3880, 4010, 7663, 8020, 15326, 16040, 30652, 31679, 38315, 38897, 61304, 63358, 76630, 77794, 126716, 153260, 155588, 158395, 194485, 253432, 306520, 311176, 316790, 388970, 633580, 777940, 1267160, 1555880, 3072863, 6145726, 12291452, 15364315, 24582904, 30728630, 61457260, 122914520]

約数ペア:

[(1, 122914520), (2, 61457260), (4, 30728630), (5, 24582904), (8, 15364315), (10, 12291452), (20, 6145726), (40, 3072863), (79, 1555880), (97, 1267160), (158, 777940), (194, 633580), (316, 388970), (388, 316790), (395, 311176), (401, 306520), (485, 253432), (632, 194485), (776, 158395), (790, 155588), (802, 153260), (970, 126716), (1580, 77794), (1604, 76630), (1940, 63358), (2005, 61304), (3160, 38897), (3208, 38315), (3880, 31679), (4010, 30652), (7663, 16040), (8020, 15326)]