858921700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2622

約数の個数: 144

約数和(自身を含む): 2356904704

約数和(自身を除く): 1497983004

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 37, 50, 52, 65, 70, 74, 91, 100, 130, 140, 148, 175, 182, 185, 259, 260, 325, 350, 364, 370, 455, 481, 518, 650, 700, 740, 910, 925, 962, 1036, 1295, 1300, 1820, 1850, 1924, 2275, 2405, 2551, 2590, 3367, 3700, 4550, 4810, 5102, 5180, 6475, 6734, 9100, 9620, 10204, 12025, 12755, 12950, 13468, 16835, 17857, 24050, 25510, 25900, 33163, 33670, 35714, 48100, 51020, 63775, 66326, 67340, 71428, 84175, 89285, 94387, 127550, 132652, 165815, 168350, 178570, 188774, 232141, 255100, 331630, 336700, 357140, 377548, 446425, 464282, 471935, 660709, 663260, 829075, 892850, 928564, 943870, 1160705, 1227031, 1321418, 1658150, 1785700, 1887740, 2321410, 2359675, 2454062, 2642836, 3303545, 3316300, 4642820, 4719350, 4908124, 5803525, 6135155, 6607090, 8589217, 9438700, 11607050, 12270310, 13214180, 16517725, 17178434, 23214100, 24540620, 30675775, 33035450, 34356868, 42946085, 61351550, 66070900, 85892170, 122703100, 171784340, 214730425, 429460850, 858921700]

約数ペア:

[(1, 858921700), (2, 429460850), (4, 214730425), (5, 171784340), (7, 122703100), (10, 85892170), (13, 66070900), (14, 61351550), (20, 42946085), (25, 34356868), (26, 33035450), (28, 30675775), (35, 24540620), (37, 23214100), (50, 17178434), (52, 16517725), (65, 13214180), (70, 12270310), (74, 11607050), (91, 9438700), (100, 8589217), (130, 6607090), (140, 6135155), (148, 5803525), (175, 4908124), (182, 4719350), (185, 4642820), (259, 3316300), (260, 3303545), (325, 2642836), (350, 2454062), (364, 2359675), (370, 2321410), (455, 1887740), (481, 1785700), (518, 1658150), (650, 1321418), (700, 1227031), (740, 1160705), (910, 943870), (925, 928564), (962, 892850), (1036, 829075), (1295, 663260), (1300, 660709), (1820, 471935), (1850, 464282), (1924, 446425), (2275, 377548), (2405, 357140), (2551, 336700), (2590, 331630), (3367, 255100), (3700, 232141), (4550, 188774), (4810, 178570), (5102, 168350), (5180, 165815), (6475, 132652), (6734, 127550), (9100, 94387), (9620, 89285), (10204, 84175), (12025, 71428), (12755, 67340), (12950, 66326), (13468, 63775), (16835, 51020), (17857, 48100), (24050, 35714), (25510, 33670), (25900, 33163)]