64512980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 165580800

約数和(自身を除く): 101067820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 79, 95, 133, 140, 158, 190, 266, 307, 316, 380, 395, 532, 553, 614, 665, 790, 1106, 1228, 1330, 1501, 1535, 1580, 2149, 2212, 2660, 2765, 3002, 3070, 4298, 5530, 5833, 6004, 6140, 7505, 8596, 10507, 10745, 11060, 11666, 15010, 21014, 21490, 23332, 24253, 29165, 30020, 40831, 42028, 42980, 48506, 52535, 58330, 81662, 97012, 105070, 116660, 121265, 163324, 169771, 204155, 210140, 242530, 339542, 408310, 460807, 485060, 679084, 816620, 848855, 921614, 1697710, 1843228, 2304035, 3225649, 3395420, 4608070, 6451298, 9216140, 12902596, 16128245, 32256490, 64512980]

約数ペア:

[(1, 64512980), (2, 32256490), (4, 16128245), (5, 12902596), (7, 9216140), (10, 6451298), (14, 4608070), (19, 3395420), (20, 3225649), (28, 2304035), (35, 1843228), (38, 1697710), (70, 921614), (76, 848855), (79, 816620), (95, 679084), (133, 485060), (140, 460807), (158, 408310), (190, 339542), (266, 242530), (307, 210140), (316, 204155), (380, 169771), (395, 163324), (532, 121265), (553, 116660), (614, 105070), (665, 97012), (790, 81662), (1106, 58330), (1228, 52535), (1330, 48506), (1501, 42980), (1535, 42028), (1580, 40831), (2149, 30020), (2212, 29165), (2660, 24253), (2765, 23332), (3002, 21490), (3070, 21014), (4298, 15010), (5530, 11666), (5833, 11060), (6004, 10745), (6140, 10507), (7505, 8596)]