52212420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 174191472

約数和(自身を除く): 121979052

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, 421, 468, 477, 530, 585, 636, 689, 780, 795, 842, 954, 1060, 1170, 1263, 1378, 1590, 1684, 1908, 2067, 2105, 2340, 2385, 2526, 2756, 3180, 3445, 3789, 4134, 4210, 4770, 5052, 5473, 6201, 6315, 6890, 7578, 8268, 8420, 9540, 10335, 10946, 12402, 12630, 13780, 15156, 16419, 18945, 20670, 21892, 22313, 24804, 25260, 27365, 31005, 32838, 37890, 41340, 44626, 49257, 54730, 62010, 65676, 66939, 75780, 82095, 89252, 98514, 109460, 111565, 124020, 133878, 164190, 197028, 200817, 223130, 246285, 267756, 290069, 328380, 334695, 401634, 446260, 492570, 580138, 669390, 803268, 870207, 985140, 1004085, 1160276, 1338780, 1450345, 1740414, 2008170, 2610621, 2900690, 3480828, 4016340, 4351035, 5221242, 5801380, 8702070, 10442484, 13053105, 17404140, 26106210, 52212420]

約数ペア:

[(1, 52212420), (2, 26106210), (3, 17404140), (4, 13053105), (5, 10442484), (6, 8702070), (9, 5801380), (10, 5221242), (12, 4351035), (13, 4016340), (15, 3480828), (18, 2900690), (20, 2610621), (26, 2008170), (30, 1740414), (36, 1450345), (39, 1338780), (45, 1160276), (52, 1004085), (53, 985140), (60, 870207), (65, 803268), (78, 669390), (90, 580138), (106, 492570), (117, 446260), (130, 401634), (156, 334695), (159, 328380), (180, 290069), (195, 267756), (212, 246285), (234, 223130), (260, 200817), (265, 197028), (318, 164190), (390, 133878), (421, 124020), (468, 111565), (477, 109460), (530, 98514), (585, 89252), (636, 82095), (689, 75780), (780, 66939), (795, 65676), (842, 62010), (954, 54730), (1060, 49257), (1170, 44626), (1263, 41340), (1378, 37890), (1590, 32838), (1684, 31005), (1908, 27365), (2067, 25260), (2105, 24804), (2340, 22313), (2385, 21892), (2526, 20670), (2756, 18945), (3180, 16419), (3445, 15156), (3789, 13780), (4134, 12630), (4210, 12402), (4770, 10946), (5052, 10335), (5473, 9540), (6201, 8420), (6315, 8268), (6890, 7578)]