664477324

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 1416393216

約数和(自身を除く): 751915892

約数列:

[1, 2, 4, 7, 14, 28, 41, 53, 67, 82, 106, 134, 163, 164, 212, 268, 287, 326, 371, 469, 574, 652, 742, 938, 1141, 1148, 1484, 1876, 2173, 2282, 2747, 3551, 4346, 4564, 5494, 6683, 7102, 8639, 8692, 10921, 10988, 13366, 14204, 15211, 17278, 19229, 21842, 24857, 26732, 30422, 34556, 38458, 43684, 46781, 49714, 60473, 60844, 76447, 76916, 93562, 99428, 120946, 145591, 152894, 187124, 241892, 291182, 305788, 354199, 447761, 578813, 582364, 708398, 895522, 1019137, 1157626, 1416796, 1791044, 2038274, 2315252, 2479393, 3134327, 4051691, 4076548, 4958786, 6268654, 8103382, 9917572, 12537308, 16206764, 23731333, 47462666, 94925332, 166119331, 332238662, 664477324]

約数ペア:

[(1, 664477324), (2, 332238662), (4, 166119331), (7, 94925332), (14, 47462666), (28, 23731333), (41, 16206764), (53, 12537308), (67, 9917572), (82, 8103382), (106, 6268654), (134, 4958786), (163, 4076548), (164, 4051691), (212, 3134327), (268, 2479393), (287, 2315252), (326, 2038274), (371, 1791044), (469, 1416796), (574, 1157626), (652, 1019137), (742, 895522), (938, 708398), (1141, 582364), (1148, 578813), (1484, 447761), (1876, 354199), (2173, 305788), (2282, 291182), (2747, 241892), (3551, 187124), (4346, 152894), (4564, 145591), (5494, 120946), (6683, 99428), (7102, 93562), (8639, 76916), (8692, 76447), (10921, 60844), (10988, 60473), (13366, 49714), (14204, 46781), (15211, 43684), (17278, 38458), (19229, 34556), (21842, 30422), (24857, 26732)]