661651744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:1002

約数の個数: 96

約数和(自身を含む): 1493614080

約数和(自身を除く): 831962336

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 97, 104, 152, 194, 208, 247, 304, 388, 416, 494, 608, 776, 863, 988, 1261, 1552, 1726, 1843, 1976, 2522, 3104, 3452, 3686, 3952, 5044, 6904, 7372, 7904, 10088, 11219, 13808, 14744, 16397, 20176, 22438, 23959, 27616, 29488, 32794, 40352, 44876, 47918, 58976, 65588, 83711, 89752, 95836, 131176, 167422, 179504, 191672, 213161, 262352, 334844, 359008, 383344, 426322, 524704, 669688, 766688, 852644, 1088243, 1339376, 1590509, 1705288, 2176486, 2678752, 3181018, 3410576, 4352972, 6362036, 6821152, 8705944, 12724072, 17411888, 20676617, 25448144, 34823776, 41353234, 50896288, 82706468, 165412936, 330825872, 661651744]

約数ペア:

[(1, 661651744), (2, 330825872), (4, 165412936), (8, 82706468), (13, 50896288), (16, 41353234), (19, 34823776), (26, 25448144), (32, 20676617), (38, 17411888), (52, 12724072), (76, 8705944), (97, 6821152), (104, 6362036), (152, 4352972), (194, 3410576), (208, 3181018), (247, 2678752), (304, 2176486), (388, 1705288), (416, 1590509), (494, 1339376), (608, 1088243), (776, 852644), (863, 766688), (988, 669688), (1261, 524704), (1552, 426322), (1726, 383344), (1843, 359008), (1976, 334844), (2522, 262352), (3104, 213161), (3452, 191672), (3686, 179504), (3952, 167422), (5044, 131176), (6904, 95836), (7372, 89752), (7904, 83711), (10088, 65588), (11219, 58976), (13808, 47918), (14744, 44876), (16397, 40352), (20176, 32794), (22438, 29488), (23959, 27616)]