64605100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 174363840

約数和(自身を除く): 109758740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 61, 68, 70, 85, 89, 100, 119, 122, 140, 170, 175, 178, 238, 244, 305, 340, 350, 356, 425, 427, 445, 476, 595, 610, 623, 700, 850, 854, 890, 1037, 1190, 1220, 1246, 1513, 1525, 1700, 1708, 1780, 2074, 2135, 2225, 2380, 2492, 2975, 3026, 3050, 3115, 4148, 4270, 4450, 5185, 5429, 5950, 6052, 6100, 6230, 7259, 7565, 8540, 8900, 10370, 10591, 10675, 10858, 11900, 12460, 14518, 15130, 15575, 20740, 21182, 21350, 21716, 25925, 27145, 29036, 30260, 31150, 36295, 37825, 38003, 42364, 42700, 51850, 52955, 54290, 62300, 72590, 75650, 76006, 92293, 103700, 105910, 108580, 135725, 145180, 151300, 152012, 181475, 184586, 190015, 211820, 264775, 271450, 362950, 369172, 380030, 461465, 529550, 542900, 646051, 725900, 760060, 922930, 950075, 1059100, 1292102, 1845860, 1900150, 2307325, 2584204, 3230255, 3800300, 4614650, 6460510, 9229300, 12921020, 16151275, 32302550, 64605100]

約数ペア:

[(1, 64605100), (2, 32302550), (4, 16151275), (5, 12921020), (7, 9229300), (10, 6460510), (14, 4614650), (17, 3800300), (20, 3230255), (25, 2584204), (28, 2307325), (34, 1900150), (35, 1845860), (50, 1292102), (61, 1059100), (68, 950075), (70, 922930), (85, 760060), (89, 725900), (100, 646051), (119, 542900), (122, 529550), (140, 461465), (170, 380030), (175, 369172), (178, 362950), (238, 271450), (244, 264775), (305, 211820), (340, 190015), (350, 184586), (356, 181475), (425, 152012), (427, 151300), (445, 145180), (476, 135725), (595, 108580), (610, 105910), (623, 103700), (700, 92293), (850, 76006), (854, 75650), (890, 72590), (1037, 62300), (1190, 54290), (1220, 52955), (1246, 51850), (1513, 42700), (1525, 42364), (1700, 38003), (1708, 37825), (1780, 36295), (2074, 31150), (2135, 30260), (2225, 29036), (2380, 27145), (2492, 25925), (2975, 21716), (3026, 21350), (3050, 21182), (3115, 20740), (4148, 15575), (4270, 15130), (4450, 14518), (5185, 12460), (5429, 11900), (5950, 10858), (6052, 10675), (6100, 10591), (6230, 10370), (7259, 8900), (7565, 8540)]