253339100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 678081600

約数和(自身を除く): 424742500

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 61, 68, 70, 85, 100, 119, 122, 140, 170, 175, 238, 244, 305, 340, 349, 350, 425, 427, 476, 595, 610, 698, 700, 850, 854, 1037, 1190, 1220, 1396, 1525, 1700, 1708, 1745, 2074, 2135, 2380, 2443, 2975, 3050, 3490, 4148, 4270, 4886, 5185, 5933, 5950, 6100, 6980, 7259, 8540, 8725, 9772, 10370, 10675, 11866, 11900, 12215, 14518, 17450, 20740, 21289, 21350, 23732, 24430, 25925, 29036, 29665, 34900, 36295, 41531, 42578, 42700, 48860, 51850, 59330, 61075, 72590, 83062, 85156, 103700, 106445, 118660, 122150, 145180, 148325, 149023, 166124, 181475, 207655, 212890, 244300, 296650, 298046, 361913, 362950, 415310, 425780, 532225, 593300, 596092, 723826, 725900, 745115, 830620, 1038275, 1064450, 1447652, 1490230, 1809565, 2076550, 2128900, 2533391, 2980460, 3619130, 3725575, 4153100, 5066782, 7238260, 7451150, 9047825, 10133564, 12666955, 14902300, 18095650, 25333910, 36191300, 50667820, 63334775, 126669550, 253339100]

約数ペア:

[(1, 253339100), (2, 126669550), (4, 63334775), (5, 50667820), (7, 36191300), (10, 25333910), (14, 18095650), (17, 14902300), (20, 12666955), (25, 10133564), (28, 9047825), (34, 7451150), (35, 7238260), (50, 5066782), (61, 4153100), (68, 3725575), (70, 3619130), (85, 2980460), (100, 2533391), (119, 2128900), (122, 2076550), (140, 1809565), (170, 1490230), (175, 1447652), (238, 1064450), (244, 1038275), (305, 830620), (340, 745115), (349, 725900), (350, 723826), (425, 596092), (427, 593300), (476, 532225), (595, 425780), (610, 415310), (698, 362950), (700, 361913), (850, 298046), (854, 296650), (1037, 244300), (1190, 212890), (1220, 207655), (1396, 181475), (1525, 166124), (1700, 149023), (1708, 148325), (1745, 145180), (2074, 122150), (2135, 118660), (2380, 106445), (2443, 103700), (2975, 85156), (3050, 83062), (3490, 72590), (4148, 61075), (4270, 59330), (4886, 51850), (5185, 48860), (5933, 42700), (5950, 42578), (6100, 41531), (6980, 36295), (7259, 34900), (8540, 29665), (8725, 29036), (9772, 25925), (10370, 24430), (10675, 23732), (11866, 21350), (11900, 21289), (12215, 20740), (14518, 17450)]