49194520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 115718400

約数和(自身を除く): 66523880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 97, 124, 155, 194, 248, 310, 388, 409, 485, 620, 776, 818, 970, 1240, 1636, 1940, 2045, 3007, 3272, 3880, 4090, 6014, 8180, 12028, 12679, 15035, 16360, 24056, 25358, 30070, 39673, 50716, 60140, 63395, 79346, 101432, 120280, 126790, 158692, 198365, 253580, 317384, 396730, 507160, 793460, 1229863, 1586920, 2459726, 4919452, 6149315, 9838904, 12298630, 24597260, 49194520]

約数ペア:

[(1, 49194520), (2, 24597260), (4, 12298630), (5, 9838904), (8, 6149315), (10, 4919452), (20, 2459726), (31, 1586920), (40, 1229863), (62, 793460), (97, 507160), (124, 396730), (155, 317384), (194, 253580), (248, 198365), (310, 158692), (388, 126790), (409, 120280), (485, 101432), (620, 79346), (776, 63395), (818, 60140), (970, 50716), (1240, 39673), (1636, 30070), (1940, 25358), (2045, 24056), (3007, 16360), (3272, 15035), (3880, 12679), (4090, 12028), (6014, 8180)]