64378650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:509

約数の個数: 144

約数和(自身を含む): 195924960

約数和(自身を除く): 131546310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 49, 50, 57, 70, 75, 95, 98, 105, 114, 133, 147, 150, 175, 190, 210, 245, 266, 285, 294, 350, 399, 461, 475, 490, 525, 570, 665, 735, 798, 922, 931, 950, 1050, 1225, 1330, 1383, 1425, 1470, 1862, 1995, 2305, 2450, 2766, 2793, 2850, 3227, 3325, 3675, 3990, 4610, 4655, 5586, 6454, 6650, 6915, 7350, 8759, 9310, 9681, 9975, 11525, 13830, 13965, 16135, 17518, 19362, 19950, 22589, 23050, 23275, 26277, 27930, 32270, 34575, 43795, 45178, 46550, 48405, 52554, 61313, 67767, 69150, 69825, 80675, 87590, 96810, 112945, 122626, 131385, 135534, 139650, 161350, 183939, 218975, 225890, 242025, 262770, 306565, 338835, 367878, 429191, 437950, 484050, 564725, 613130, 656925, 677670, 858382, 919695, 1129450, 1287573, 1313850, 1532825, 1694175, 1839390, 2145955, 2575146, 3065650, 3388350, 4291910, 4598475, 6437865, 9196950, 10729775, 12875730, 21459550, 32189325, 64378650]

約数ペア:

[(1, 64378650), (2, 32189325), (3, 21459550), (5, 12875730), (6, 10729775), (7, 9196950), (10, 6437865), (14, 4598475), (15, 4291910), (19, 3388350), (21, 3065650), (25, 2575146), (30, 2145955), (35, 1839390), (38, 1694175), (42, 1532825), (49, 1313850), (50, 1287573), (57, 1129450), (70, 919695), (75, 858382), (95, 677670), (98, 656925), (105, 613130), (114, 564725), (133, 484050), (147, 437950), (150, 429191), (175, 367878), (190, 338835), (210, 306565), (245, 262770), (266, 242025), (285, 225890), (294, 218975), (350, 183939), (399, 161350), (461, 139650), (475, 135534), (490, 131385), (525, 122626), (570, 112945), (665, 96810), (735, 87590), (798, 80675), (922, 69825), (931, 69150), (950, 67767), (1050, 61313), (1225, 52554), (1330, 48405), (1383, 46550), (1425, 45178), (1470, 43795), (1862, 34575), (1995, 32270), (2305, 27930), (2450, 26277), (2766, 23275), (2793, 23050), (2850, 22589), (3227, 19950), (3325, 19362), (3675, 17518), (3990, 16135), (4610, 13965), (4655, 13830), (5586, 11525), (6454, 9975), (6650, 9681), (6915, 9310), (7350, 8759)]