51964380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 173365920

約数和(自身を除く): 121401540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 419, 468, 477, 530, 585, 636, 689, 780, 795, 838, 954, 1060, 1170, 1257, 1378, 1590, 1676, 1908, 2067, 2095, 2340, 2385, 2514, 2756, 3180, 3445, 3771, 4134, 4190, 4770, 5028, 5447, 6201, 6285, 6890, 7542, 8268, 8380, 9540, 10335, 10894, 12402, 12570, 13780, 15084, 16341, 18855, 20670, 21788, 22207, 24804, 25140, 27235, 31005, 32682, 37710, 41340, 44414, 49023, 54470, 62010, 65364, 66621, 75420, 81705, 88828, 98046, 108940, 111035, 124020, 133242, 163410, 196092, 199863, 222070, 245115, 266484, 288691, 326820, 333105, 399726, 444140, 490230, 577382, 666210, 799452, 866073, 980460, 999315, 1154764, 1332420, 1443455, 1732146, 1998630, 2598219, 2886910, 3464292, 3997260, 4330365, 5196438, 5773820, 8660730, 10392876, 12991095, 17321460, 25982190, 51964380]

約数ペア:

[(1, 51964380), (2, 25982190), (3, 17321460), (4, 12991095), (5, 10392876), (6, 8660730), (9, 5773820), (10, 5196438), (12, 4330365), (13, 3997260), (15, 3464292), (18, 2886910), (20, 2598219), (26, 1998630), (30, 1732146), (36, 1443455), (39, 1332420), (45, 1154764), (52, 999315), (53, 980460), (60, 866073), (65, 799452), (78, 666210), (90, 577382), (106, 490230), (117, 444140), (130, 399726), (156, 333105), (159, 326820), (180, 288691), (195, 266484), (212, 245115), (234, 222070), (260, 199863), (265, 196092), (318, 163410), (390, 133242), (419, 124020), (468, 111035), (477, 108940), (530, 98046), (585, 88828), (636, 81705), (689, 75420), (780, 66621), (795, 65364), (838, 62010), (954, 54470), (1060, 49023), (1170, 44414), (1257, 41340), (1378, 37710), (1590, 32682), (1676, 31005), (1908, 27235), (2067, 25140), (2095, 24804), (2340, 22207), (2385, 21788), (2514, 20670), (2756, 18855), (3180, 16341), (3445, 15084), (3771, 13780), (4134, 12570), (4190, 12402), (4770, 10894), (5028, 10335), (5447, 9540), (6201, 8380), (6285, 8268), (6890, 7542)]