420230850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{215503}}^1$

素因数の和:215531

約数の個数: 48

約数和(自身を含む): 1122344832

約数和(自身を除く): 702113982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 215503, 431006, 646509, 1077515, 1293018, 2155030, 2801539, 3232545, 5387575, 5603078, 6465090, 8404617, 10775150, 14007695, 16162725, 16809234, 28015390, 32325450, 42023085, 70038475, 84046170, 140076950, 210115425, 420230850]

約数ペア:

[(1, 420230850), (2, 210115425), (3, 140076950), (5, 84046170), (6, 70038475), (10, 42023085), (13, 32325450), (15, 28015390), (25, 16809234), (26, 16162725), (30, 14007695), (39, 10775150), (50, 8404617), (65, 6465090), (75, 5603078), (78, 5387575), (130, 3232545), (150, 2801539), (195, 2155030), (325, 1293018), (390, 1077515), (650, 646509), (975, 431006), (1950, 215503)]