65143120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1907}}^1$

素因数の和:1988

約数の個数: 80

約数和(自身を含む): 176024448

約数和(自身を除く): 110881328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 1907, 2135, 2440, 3416, 3814, 4270, 4880, 6832, 7628, 8540, 9535, 13349, 15256, 17080, 19070, 26698, 30512, 34160, 38140, 53396, 66745, 76280, 106792, 116327, 133490, 152560, 213584, 232654, 266980, 465308, 533960, 581635, 814289, 930616, 1067920, 1163270, 1628578, 1861232, 2326540, 3257156, 4071445, 4653080, 6514312, 8142890, 9306160, 13028624, 16285780, 32571560, 65143120]

約数ペア:

[(1, 65143120), (2, 32571560), (4, 16285780), (5, 13028624), (7, 9306160), (8, 8142890), (10, 6514312), (14, 4653080), (16, 4071445), (20, 3257156), (28, 2326540), (35, 1861232), (40, 1628578), (56, 1163270), (61, 1067920), (70, 930616), (80, 814289), (112, 581635), (122, 533960), (140, 465308), (244, 266980), (280, 232654), (305, 213584), (427, 152560), (488, 133490), (560, 116327), (610, 106792), (854, 76280), (976, 66745), (1220, 53396), (1708, 38140), (1907, 34160), (2135, 30512), (2440, 26698), (3416, 19070), (3814, 17080), (4270, 15256), (4880, 13349), (6832, 9535), (7628, 8540)]