15709150

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 30623040

約数和(自身を除く): 14913890

約数列:

[1, 2, 5, 10, 25, 41, 50, 79, 82, 97, 158, 194, 205, 395, 410, 485, 790, 970, 1025, 1975, 2050, 2425, 3239, 3950, 3977, 4850, 6478, 7663, 7954, 15326, 16195, 19885, 32390, 38315, 39770, 76630, 80975, 99425, 161950, 191575, 198850, 314183, 383150, 628366, 1570915, 3141830, 7854575, 15709150]

約数ペア:

[(1, 15709150), (2, 7854575), (5, 3141830), (10, 1570915), (25, 628366), (41, 383150), (50, 314183), (79, 198850), (82, 191575), (97, 161950), (158, 99425), (194, 80975), (205, 76630), (395, 39770), (410, 38315), (485, 32390), (790, 19885), (970, 16195), (1025, 15326), (1975, 7954), (2050, 7663), (2425, 6478), (3239, 4850), (3950, 3977)]