51171900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13121}}^1$

素因数の和:13151

約数の個数: 72

約数和(自身を含む): 159458544

約数和(自身を除く): 108286644

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, 13121, 26242, 39363, 52484, 65605, 78726, 131210, 157452, 170573, 196815, 262420, 328025, 341146, 393630, 511719, 656050, 682292, 787260, 852865, 984075, 1023438, 1312100, 1705730, 1968150, 2046876, 2558595, 3411460, 3936300, 4264325, 5117190, 8528650, 10234380, 12792975, 17057300, 25585950, 51171900]

約数ペア:

[(1, 51171900), (2, 25585950), (3, 17057300), (4, 12792975), (5, 10234380), (6, 8528650), (10, 5117190), (12, 4264325), (13, 3936300), (15, 3411460), (20, 2558595), (25, 2046876), (26, 1968150), (30, 1705730), (39, 1312100), (50, 1023438), (52, 984075), (60, 852865), (65, 787260), (75, 682292), (78, 656050), (100, 511719), (130, 393630), (150, 341146), (156, 328025), (195, 262420), (260, 196815), (300, 170573), (325, 157452), (390, 131210), (650, 78726), (780, 65605), (975, 52484), (1300, 39363), (1950, 26242), (3900, 13121)]