83109760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 211507200

約数和(自身を除く): 128397440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 71, 80, 118, 124, 128, 142, 155, 160, 236, 248, 284, 295, 310, 320, 355, 472, 496, 568, 590, 620, 640, 710, 944, 992, 1136, 1180, 1240, 1420, 1829, 1888, 1984, 2201, 2272, 2360, 2480, 2840, 3658, 3776, 3968, 4189, 4402, 4544, 4720, 4960, 5680, 7316, 7552, 8378, 8804, 9088, 9145, 9440, 9920, 11005, 11360, 14632, 16756, 17608, 18290, 18880, 19840, 20945, 22010, 22720, 29264, 33512, 35216, 36580, 37760, 41890, 44020, 45440, 58528, 67024, 70432, 73160, 83780, 88040, 117056, 129859, 134048, 140864, 146320, 167560, 176080, 234112, 259718, 268096, 281728, 292640, 335120, 352160, 519436, 536192, 585280, 649295, 670240, 704320, 1038872, 1170560, 1298590, 1340480, 1408640, 2077744, 2597180, 2680960, 4155488, 5194360, 8310976, 10388720, 16621952, 20777440, 41554880, 83109760]

約数ペア:

[(1, 83109760), (2, 41554880), (4, 20777440), (5, 16621952), (8, 10388720), (10, 8310976), (16, 5194360), (20, 4155488), (31, 2680960), (32, 2597180), (40, 2077744), (59, 1408640), (62, 1340480), (64, 1298590), (71, 1170560), (80, 1038872), (118, 704320), (124, 670240), (128, 649295), (142, 585280), (155, 536192), (160, 519436), (236, 352160), (248, 335120), (284, 292640), (295, 281728), (310, 268096), (320, 259718), (355, 234112), (472, 176080), (496, 167560), (568, 146320), (590, 140864), (620, 134048), (640, 129859), (710, 117056), (944, 88040), (992, 83780), (1136, 73160), (1180, 70432), (1240, 67024), (1420, 58528), (1829, 45440), (1888, 44020), (1984, 41890), (2201, 37760), (2272, 36580), (2360, 35216), (2480, 33512), (2840, 29264), (3658, 22720), (3776, 22010), (3968, 20945), (4189, 19840), (4402, 18880), (4544, 18290), (4720, 17608), (4960, 16756), (5680, 14632), (7316, 11360), (7552, 11005), (8378, 9920), (8804, 9440), (9088, 9145)]