49553980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 128894976

約数和(自身を除く): 79340996

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 188, 235, 238, 329, 340, 443, 470, 476, 595, 658, 799, 886, 940, 1190, 1316, 1598, 1645, 1772, 2215, 2380, 3101, 3196, 3290, 3995, 4430, 5593, 6202, 6580, 7531, 7990, 8860, 11186, 12404, 15062, 15505, 15980, 20821, 22372, 27965, 30124, 31010, 37655, 41642, 52717, 55930, 62020, 75310, 83284, 104105, 105434, 111860, 145747, 150620, 208210, 210868, 263585, 291494, 353957, 416420, 527170, 582988, 707914, 728735, 1054340, 1415828, 1457470, 1769785, 2477699, 2914940, 3539570, 4955398, 7079140, 9910796, 12388495, 24776990, 49553980]

約数ペア:

[(1, 49553980), (2, 24776990), (4, 12388495), (5, 9910796), (7, 7079140), (10, 4955398), (14, 3539570), (17, 2914940), (20, 2477699), (28, 1769785), (34, 1457470), (35, 1415828), (47, 1054340), (68, 728735), (70, 707914), (85, 582988), (94, 527170), (119, 416420), (140, 353957), (170, 291494), (188, 263585), (235, 210868), (238, 208210), (329, 150620), (340, 145747), (443, 111860), (470, 105434), (476, 104105), (595, 83284), (658, 75310), (799, 62020), (886, 55930), (940, 52717), (1190, 41642), (1316, 37655), (1598, 31010), (1645, 30124), (1772, 27965), (2215, 22372), (2380, 20821), (3101, 15980), (3196, 15505), (3290, 15062), (3995, 12404), (4430, 11186), (5593, 8860), (6202, 7990), (6580, 7531)]