28430350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 57496320

約数和(自身を除く): 29065970

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 191, 229, 325, 382, 458, 650, 955, 1145, 1910, 2290, 2483, 2977, 4775, 4966, 5725, 5954, 9550, 11450, 12415, 14885, 24830, 29770, 43739, 62075, 74425, 87478, 124150, 148850, 218695, 437390, 568607, 1093475, 1137214, 2186950, 2843035, 5686070, 14215175, 28430350]

約数ペア:

[(1, 28430350), (2, 14215175), (5, 5686070), (10, 2843035), (13, 2186950), (25, 1137214), (26, 1093475), (50, 568607), (65, 437390), (130, 218695), (191, 148850), (229, 124150), (325, 87478), (382, 74425), (458, 62075), (650, 43739), (955, 29770), (1145, 24830), (1910, 14885), (2290, 12415), (2483, 11450), (2977, 9550), (4775, 5954), (4966, 5725)]