55386520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 155520000

約数和(自身を除く): 100133480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 95, 116, 133, 140, 145, 152, 190, 203, 232, 266, 280, 290, 359, 380, 406, 532, 551, 580, 665, 718, 760, 812, 1015, 1064, 1102, 1160, 1330, 1436, 1624, 1795, 2030, 2204, 2513, 2660, 2755, 2872, 3590, 3857, 4060, 4408, 5026, 5320, 5510, 6821, 7180, 7714, 8120, 10052, 10411, 11020, 12565, 13642, 14360, 15428, 19285, 20104, 20822, 22040, 25130, 27284, 30856, 34105, 38570, 41644, 47747, 50260, 52055, 54568, 68210, 72877, 77140, 83288, 95494, 100520, 104110, 136420, 145754, 154280, 190988, 197809, 208220, 238735, 272840, 291508, 364385, 381976, 395618, 416440, 477470, 583016, 728770, 791236, 954940, 989045, 1384663, 1457540, 1582472, 1909880, 1978090, 2769326, 2915080, 3956180, 5538652, 6923315, 7912360, 11077304, 13846630, 27693260, 55386520]

約数ペア:

[(1, 55386520), (2, 27693260), (4, 13846630), (5, 11077304), (7, 7912360), (8, 6923315), (10, 5538652), (14, 3956180), (19, 2915080), (20, 2769326), (28, 1978090), (29, 1909880), (35, 1582472), (38, 1457540), (40, 1384663), (56, 989045), (58, 954940), (70, 791236), (76, 728770), (95, 583016), (116, 477470), (133, 416440), (140, 395618), (145, 381976), (152, 364385), (190, 291508), (203, 272840), (232, 238735), (266, 208220), (280, 197809), (290, 190988), (359, 154280), (380, 145754), (406, 136420), (532, 104110), (551, 100520), (580, 95494), (665, 83288), (718, 77140), (760, 72877), (812, 68210), (1015, 54568), (1064, 52055), (1102, 50260), (1160, 47747), (1330, 41644), (1436, 38570), (1624, 34105), (1795, 30856), (2030, 27284), (2204, 25130), (2513, 22040), (2660, 20822), (2755, 20104), (2872, 19285), (3590, 15428), (3857, 14360), (4060, 13642), (4408, 12565), (5026, 11020), (5320, 10411), (5510, 10052), (6821, 8120), (7180, 7714)]