80750147504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1181}}^1\times {\mathrm{1213}}^1$

素因数の和:2686

約数の個数: 80

約数和(自身を含む): 169392741504

約数和(自身を除く): 88642594000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 271, 542, 1084, 1181, 1213, 2168, 2362, 2426, 3523, 4336, 4724, 4852, 7046, 9448, 9704, 14092, 15353, 15769, 18896, 19408, 28184, 30706, 31538, 56368, 61412, 63076, 122824, 126152, 245648, 252304, 320051, 328723, 640102, 657446, 1280204, 1314892, 1432553, 2560408, 2629784, 2865106, 4160663, 4273399, 5120816, 5259568, 5730212, 8321326, 8546798, 11460424, 16642652, 17093596, 18623189, 22920848, 33285304, 34187192, 37246378, 66570608, 68374384, 74492756, 148985512, 297971024, 388221863, 776443726, 1552887452, 3105774904, 5046884219, 6211549808, 10093768438, 20187536876, 40375073752, 80750147504]

約数ペア:

[(1, 80750147504), (2, 40375073752), (4, 20187536876), (8, 10093768438), (13, 6211549808), (16, 5046884219), (26, 3105774904), (52, 1552887452), (104, 776443726), (208, 388221863), (271, 297971024), (542, 148985512), (1084, 74492756), (1181, 68374384), (1213, 66570608), (2168, 37246378), (2362, 34187192), (2426, 33285304), (3523, 22920848), (4336, 18623189), (4724, 17093596), (4852, 16642652), (7046, 11460424), (9448, 8546798), (9704, 8321326), (14092, 5730212), (15353, 5259568), (15769, 5120816), (18896, 4273399), (19408, 4160663), (28184, 2865106), (30706, 2629784), (31538, 2560408), (56368, 1432553), (61412, 1314892), (63076, 1280204), (122824, 657446), (126152, 640102), (245648, 328723), (252304, 320051)]