28979900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17047}}^1$

素因数の和:17078

約数の個数: 36

約数和(自身を含む): 66589488

約数和(自身を除く): 37609588

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 17047, 34094, 68188, 85235, 170470, 289799, 340940, 426175, 579598, 852350, 1159196, 1448995, 1704700, 2897990, 5795980, 7244975, 14489950, 28979900]

約数ペア:

[(1, 28979900), (2, 14489950), (4, 7244975), (5, 5795980), (10, 2897990), (17, 1704700), (20, 1448995), (25, 1159196), (34, 852350), (50, 579598), (68, 426175), (85, 340940), (100, 289799), (170, 170470), (340, 85235), (425, 68188), (850, 34094), (1700, 17047)]