1728025300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{2621}}^1$

素因数の和:3001

約数の個数: 72

約数和(自身を含む): 3960059040

約数和(自身を除く): 2232033740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 347, 380, 475, 694, 950, 1388, 1735, 1900, 2621, 3470, 5242, 6593, 6940, 8675, 10484, 13105, 13186, 17350, 26210, 26372, 32965, 34700, 49799, 52420, 65525, 65930, 99598, 131050, 131860, 164825, 199196, 248995, 262100, 329650, 497990, 659300, 909487, 995980, 1244975, 1818974, 2489950, 3637948, 4547435, 4979900, 9094870, 17280253, 18189740, 22737175, 34560506, 45474350, 69121012, 86401265, 90948700, 172802530, 345605060, 432006325, 864012650, 1728025300]

約数ペア:

[(1, 1728025300), (2, 864012650), (4, 432006325), (5, 345605060), (10, 172802530), (19, 90948700), (20, 86401265), (25, 69121012), (38, 45474350), (50, 34560506), (76, 22737175), (95, 18189740), (100, 17280253), (190, 9094870), (347, 4979900), (380, 4547435), (475, 3637948), (694, 2489950), (950, 1818974), (1388, 1244975), (1735, 995980), (1900, 909487), (2621, 659300), (3470, 497990), (5242, 329650), (6593, 262100), (6940, 248995), (8675, 199196), (10484, 164825), (13105, 131860), (13186, 131050), (17350, 99598), (26210, 65930), (26372, 65525), (32965, 52420), (34700, 49799)]