253717100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:617

約数の個数: 144

約数和(自身を含む): 692664000

約数和(自身を除く): 438946900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 175, 182, 196, 245, 260, 325, 343, 350, 364, 455, 490, 569, 637, 650, 686, 700, 910, 980, 1138, 1225, 1274, 1300, 1372, 1715, 1820, 2275, 2276, 2450, 2548, 2845, 3185, 3430, 3983, 4459, 4550, 4900, 5690, 6370, 6860, 7397, 7966, 8575, 8918, 9100, 11380, 12740, 14225, 14794, 15925, 15932, 17150, 17836, 19915, 22295, 27881, 28450, 29588, 31850, 34300, 36985, 39830, 44590, 51779, 55762, 56900, 63700, 73970, 79660, 89180, 99575, 103558, 111475, 111524, 139405, 147940, 184925, 195167, 199150, 207116, 222950, 258895, 278810, 362453, 369850, 390334, 398300, 445900, 517790, 557620, 697025, 724906, 739700, 780668, 975835, 1035580, 1294475, 1394050, 1449812, 1812265, 1951670, 2537171, 2588950, 2788100, 3624530, 3903340, 4879175, 5074342, 5177900, 7249060, 9061325, 9758350, 10148684, 12685855, 18122650, 19516700, 25371710, 36245300, 50743420, 63429275, 126858550, 253717100]

約数ペア:

[(1, 253717100), (2, 126858550), (4, 63429275), (5, 50743420), (7, 36245300), (10, 25371710), (13, 19516700), (14, 18122650), (20, 12685855), (25, 10148684), (26, 9758350), (28, 9061325), (35, 7249060), (49, 5177900), (50, 5074342), (52, 4879175), (65, 3903340), (70, 3624530), (91, 2788100), (98, 2588950), (100, 2537171), (130, 1951670), (140, 1812265), (175, 1449812), (182, 1394050), (196, 1294475), (245, 1035580), (260, 975835), (325, 780668), (343, 739700), (350, 724906), (364, 697025), (455, 557620), (490, 517790), (569, 445900), (637, 398300), (650, 390334), (686, 369850), (700, 362453), (910, 278810), (980, 258895), (1138, 222950), (1225, 207116), (1274, 199150), (1300, 195167), (1372, 184925), (1715, 147940), (1820, 139405), (2275, 111524), (2276, 111475), (2450, 103558), (2548, 99575), (2845, 89180), (3185, 79660), (3430, 73970), (3983, 63700), (4459, 56900), (4550, 55762), (4900, 51779), (5690, 44590), (6370, 39830), (6860, 36985), (7397, 34300), (7966, 31850), (8575, 29588), (8918, 28450), (9100, 27881), (11380, 22295), (12740, 19915), (14225, 17836), (14794, 17150), (15925, 15932)]