905351200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:627

約数の個数: 144

約数和(自身を含む): 2396471616

約数和(自身を除く): 1491120416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 263, 325, 331, 400, 416, 520, 526, 650, 662, 800, 1040, 1052, 1300, 1315, 1324, 1655, 2080, 2104, 2600, 2630, 2648, 3310, 3419, 4208, 4303, 5200, 5260, 5296, 6575, 6620, 6838, 8275, 8416, 8606, 10400, 10520, 10592, 13150, 13240, 13676, 16550, 17095, 17212, 21040, 21515, 26300, 26480, 27352, 33100, 34190, 34424, 42080, 43030, 52600, 52960, 54704, 66200, 68380, 68848, 85475, 86060, 87053, 105200, 107575, 109408, 132400, 136760, 137696, 170950, 172120, 174106, 210400, 215150, 264800, 273520, 341900, 344240, 348212, 430300, 435265, 547040, 683800, 688480, 696424, 860600, 870530, 1131689, 1367600, 1392848, 1721200, 1741060, 2176325, 2263378, 2735200, 2785696, 3442400, 3482120, 4352650, 4526756, 5658445, 6964240, 8705300, 9053512, 11316890, 13928480, 17410600, 18107024, 22633780, 28292225, 34821200, 36214048, 45267560, 56584450, 69642400, 90535120, 113168900, 181070240, 226337800, 452675600, 905351200]

約数ペア:

[(1, 905351200), (2, 452675600), (4, 226337800), (5, 181070240), (8, 113168900), (10, 90535120), (13, 69642400), (16, 56584450), (20, 45267560), (25, 36214048), (26, 34821200), (32, 28292225), (40, 22633780), (50, 18107024), (52, 17410600), (65, 13928480), (80, 11316890), (100, 9053512), (104, 8705300), (130, 6964240), (160, 5658445), (200, 4526756), (208, 4352650), (260, 3482120), (263, 3442400), (325, 2785696), (331, 2735200), (400, 2263378), (416, 2176325), (520, 1741060), (526, 1721200), (650, 1392848), (662, 1367600), (800, 1131689), (1040, 870530), (1052, 860600), (1300, 696424), (1315, 688480), (1324, 683800), (1655, 547040), (2080, 435265), (2104, 430300), (2600, 348212), (2630, 344240), (2648, 341900), (3310, 273520), (3419, 264800), (4208, 215150), (4303, 210400), (5200, 174106), (5260, 172120), (5296, 170950), (6575, 137696), (6620, 136760), (6838, 132400), (8275, 109408), (8416, 107575), (8606, 105200), (10400, 87053), (10520, 86060), (10592, 85475), (13150, 68848), (13240, 68380), (13676, 66200), (16550, 54704), (17095, 52960), (17212, 52600), (21040, 43030), (21515, 42080), (26300, 34424), (26480, 34190), (27352, 33100)]