75551960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 199065600

約数和(自身を除く): 123513640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 31, 40, 44, 55, 58, 62, 88, 110, 116, 124, 145, 155, 191, 220, 232, 248, 290, 310, 319, 341, 382, 440, 580, 620, 638, 682, 764, 899, 955, 1160, 1240, 1276, 1364, 1528, 1595, 1705, 1798, 1910, 2101, 2552, 2728, 3190, 3410, 3596, 3820, 4202, 4495, 5539, 5921, 6380, 6820, 7192, 7640, 8404, 8990, 9889, 10505, 11078, 11842, 12760, 13640, 16808, 17980, 19778, 21010, 22156, 23684, 27695, 29605, 35960, 39556, 42020, 44312, 47368, 49445, 55390, 59210, 60929, 65131, 79112, 84040, 98890, 110780, 118420, 121858, 130262, 171709, 197780, 221560, 236840, 243716, 260524, 304645, 325655, 343418, 395560, 487432, 521048, 609290, 651310, 686836, 858545, 1218580, 1302620, 1373672, 1717090, 1888799, 2437160, 2605240, 3434180, 3777598, 6868360, 7555196, 9443995, 15110392, 18887990, 37775980, 75551960]

約数ペア:

[(1, 75551960), (2, 37775980), (4, 18887990), (5, 15110392), (8, 9443995), (10, 7555196), (11, 6868360), (20, 3777598), (22, 3434180), (29, 2605240), (31, 2437160), (40, 1888799), (44, 1717090), (55, 1373672), (58, 1302620), (62, 1218580), (88, 858545), (110, 686836), (116, 651310), (124, 609290), (145, 521048), (155, 487432), (191, 395560), (220, 343418), (232, 325655), (248, 304645), (290, 260524), (310, 243716), (319, 236840), (341, 221560), (382, 197780), (440, 171709), (580, 130262), (620, 121858), (638, 118420), (682, 110780), (764, 98890), (899, 84040), (955, 79112), (1160, 65131), (1240, 60929), (1276, 59210), (1364, 55390), (1528, 49445), (1595, 47368), (1705, 44312), (1798, 42020), (1910, 39556), (2101, 35960), (2552, 29605), (2728, 27695), (3190, 23684), (3410, 22156), (3596, 21010), (3820, 19778), (4202, 17980), (4495, 16808), (5539, 13640), (5921, 12760), (6380, 11842), (6820, 11078), (7192, 10505), (7640, 9889), (8404, 8990)]