51426180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21977}}^1$

素因数の和:22005

約数の個数: 72

約数和(自身を含む): 167999832

約数和(自身を除く): 116573652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 21977, 43954, 65931, 87908, 109885, 131862, 197793, 219770, 263724, 285701, 329655, 395586, 439540, 571402, 659310, 791172, 857103, 988965, 1142804, 1318620, 1428505, 1714206, 1977930, 2571309, 2857010, 3428412, 3955860, 4285515, 5142618, 5714020, 8571030, 10285236, 12856545, 17142060, 25713090, 51426180]

約数ペア:

[(1, 51426180), (2, 25713090), (3, 17142060), (4, 12856545), (5, 10285236), (6, 8571030), (9, 5714020), (10, 5142618), (12, 4285515), (13, 3955860), (15, 3428412), (18, 2857010), (20, 2571309), (26, 1977930), (30, 1714206), (36, 1428505), (39, 1318620), (45, 1142804), (52, 988965), (60, 857103), (65, 791172), (78, 659310), (90, 571402), (117, 439540), (130, 395586), (156, 329655), (180, 285701), (195, 263724), (234, 219770), (260, 197793), (390, 131862), (468, 109885), (585, 87908), (780, 65931), (1170, 43954), (2340, 21977)]