20162444175

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{54541}}^1$

素因数の和:54641

約数の個数: 72

約数和(自身を含む): 37982176128

約数和(自身を除く): 17819731953

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 53, 75, 93, 155, 159, 225, 265, 279, 465, 477, 775, 795, 1325, 1395, 1643, 2325, 2385, 3975, 4929, 6975, 8215, 11925, 14787, 24645, 41075, 54541, 73935, 123225, 163623, 272705, 369675, 490869, 818115, 1363525, 1690771, 2454345, 2890673, 4090575, 5072313, 8453855, 8672019, 12271725, 14453365, 15216939, 25361565, 26016057, 42269275, 43360095, 72266825, 76084695, 89610863, 126807825, 130080285, 216800475, 268832589, 380423475, 448054315, 650401425, 806497767, 1344162945, 2240271575, 4032488835, 6720814725, 20162444175]

約数ペア:

[(1, 20162444175), (3, 6720814725), (5, 4032488835), (9, 2240271575), (15, 1344162945), (25, 806497767), (31, 650401425), (45, 448054315), (53, 380423475), (75, 268832589), (93, 216800475), (155, 130080285), (159, 126807825), (225, 89610863), (265, 76084695), (279, 72266825), (465, 43360095), (477, 42269275), (775, 26016057), (795, 25361565), (1325, 15216939), (1395, 14453365), (1643, 12271725), (2325, 8672019), (2385, 8453855), (3975, 5072313), (4929, 4090575), (6975, 2890673), (8215, 2454345), (11925, 1690771), (14787, 1363525), (24645, 818115), (41075, 490869), (54541, 369675), (73935, 272705), (123225, 163623)]