1338878450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:497

約数の個数: 144

約数和(自身を含む): 3153798144

約数和(自身を除く): 1814919694

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 127, 130, 175, 182, 245, 254, 325, 331, 350, 455, 490, 635, 637, 650, 662, 889, 910, 1225, 1270, 1274, 1651, 1655, 1778, 2275, 2317, 2450, 3175, 3185, 3302, 3310, 4303, 4445, 4550, 4634, 6223, 6350, 6370, 8255, 8275, 8606, 8890, 11557, 11585, 12446, 15925, 16219, 16510, 16550, 21515, 22225, 23114, 23170, 30121, 31115, 31850, 32438, 41275, 42037, 43030, 44450, 57785, 57925, 60242, 62230, 80899, 81095, 82550, 84074, 107575, 115570, 115850, 150605, 155575, 161798, 162190, 210185, 210847, 215150, 288925, 294259, 301210, 311150, 404495, 405475, 420370, 421694, 546481, 577850, 588518, 753025, 808990, 810950, 1050925, 1054235, 1092962, 1471295, 1506050, 2022475, 2059813, 2101850, 2108470, 2732405, 2942590, 3825367, 4044950, 4119626, 5271175, 5464810, 7356475, 7650734, 10299065, 10542350, 13662025, 14712950, 19126835, 20598130, 26777569, 27324050, 38253670, 51495325, 53555138, 95634175, 102990650, 133887845, 191268350, 267775690, 669439225, 1338878450]

約数ペア:

[(1, 1338878450), (2, 669439225), (5, 267775690), (7, 191268350), (10, 133887845), (13, 102990650), (14, 95634175), (25, 53555138), (26, 51495325), (35, 38253670), (49, 27324050), (50, 26777569), (65, 20598130), (70, 19126835), (91, 14712950), (98, 13662025), (127, 10542350), (130, 10299065), (175, 7650734), (182, 7356475), (245, 5464810), (254, 5271175), (325, 4119626), (331, 4044950), (350, 3825367), (455, 2942590), (490, 2732405), (635, 2108470), (637, 2101850), (650, 2059813), (662, 2022475), (889, 1506050), (910, 1471295), (1225, 1092962), (1270, 1054235), (1274, 1050925), (1651, 810950), (1655, 808990), (1778, 753025), (2275, 588518), (2317, 577850), (2450, 546481), (3175, 421694), (3185, 420370), (3302, 405475), (3310, 404495), (4303, 311150), (4445, 301210), (4550, 294259), (4634, 288925), (6223, 215150), (6350, 210847), (6370, 210185), (8255, 162190), (8275, 161798), (8606, 155575), (8890, 150605), (11557, 115850), (11585, 115570), (12446, 107575), (15925, 84074), (16219, 82550), (16510, 81095), (16550, 80899), (21515, 62230), (22225, 60242), (23114, 57925), (23170, 57785), (30121, 44450), (31115, 43030), (31850, 42037), (32438, 41275)]