677788475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1301}}^1$

素因数の和:1560

約数の個数: 48

約数和(自身を含む): 1039725120

約数和(自身を除く): 361936645

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 229, 325, 455, 1145, 1301, 1603, 2275, 2977, 5725, 6505, 8015, 9107, 14885, 16913, 20839, 32525, 40075, 45535, 74425, 84565, 104195, 118391, 227675, 297929, 422825, 520975, 591955, 1489645, 2085503, 2959775, 3873077, 7448225, 10427515, 19365385, 27111539, 52137575, 96826925, 135557695, 677788475]

約数ペア:

[(1, 677788475), (5, 135557695), (7, 96826925), (13, 52137575), (25, 27111539), (35, 19365385), (65, 10427515), (91, 7448225), (175, 3873077), (229, 2959775), (325, 2085503), (455, 1489645), (1145, 591955), (1301, 520975), (1603, 422825), (2275, 297929), (2977, 227675), (5725, 118391), (6505, 104195), (8015, 84565), (9107, 74425), (14885, 45535), (16913, 40075), (20839, 32525)]