28458300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7297}}^1$

素因数の和:7327

約数の個数: 72

約数和(自身を含む): 88685296

約数和(自身を除く): 60226996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 7297, 14594, 21891, 29188, 36485, 43782, 72970, 87564, 94861, 109455, 145940, 182425, 189722, 218910, 284583, 364850, 379444, 437820, 474305, 547275, 569166, 729700, 948610, 1094550, 1138332, 1422915, 1897220, 2189100, 2371525, 2845830, 4743050, 5691660, 7114575, 9486100, 14229150, 28458300]

約数ペア:

[(1, 28458300), (2, 14229150), (3, 9486100), (4, 7114575), (5, 5691660), (6, 4743050), (10, 2845830), (12, 2371525), (13, 2189100), (15, 1897220), (20, 1422915), (25, 1138332), (26, 1094550), (30, 948610), (39, 729700), (50, 569166), (52, 547275), (60, 474305), (65, 437820), (75, 379444), (78, 364850), (100, 284583), (130, 218910), (150, 189722), (156, 182425), (195, 145940), (260, 109455), (300, 94861), (325, 87564), (390, 72970), (650, 43782), (780, 36485), (975, 29188), (1300, 21891), (1950, 14594), (3900, 7297)]