71741440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 104

約数和(自身を含む): 179284608

約数和(自身を除く): 107543168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 113, 124, 128, 155, 160, 226, 248, 256, 310, 320, 452, 496, 512, 565, 620, 640, 904, 992, 1024, 1130, 1240, 1280, 1808, 1984, 2048, 2260, 2480, 2560, 3503, 3616, 3968, 4096, 4520, 4960, 5120, 7006, 7232, 7936, 9040, 9920, 10240, 14012, 14464, 15872, 17515, 18080, 19840, 20480, 28024, 28928, 31744, 35030, 36160, 39680, 56048, 57856, 63488, 70060, 72320, 79360, 112096, 115712, 126976, 140120, 144640, 158720, 224192, 231424, 280240, 289280, 317440, 448384, 462848, 560480, 578560, 634880, 896768, 1120960, 1157120, 1793536, 2241920, 2314240, 3587072, 4483840, 7174144, 8967680, 14348288, 17935360, 35870720, 71741440]

約数ペア:

[(1, 71741440), (2, 35870720), (4, 17935360), (5, 14348288), (8, 8967680), (10, 7174144), (16, 4483840), (20, 3587072), (31, 2314240), (32, 2241920), (40, 1793536), (62, 1157120), (64, 1120960), (80, 896768), (113, 634880), (124, 578560), (128, 560480), (155, 462848), (160, 448384), (226, 317440), (248, 289280), (256, 280240), (310, 231424), (320, 224192), (452, 158720), (496, 144640), (512, 140120), (565, 126976), (620, 115712), (640, 112096), (904, 79360), (992, 72320), (1024, 70060), (1130, 63488), (1240, 57856), (1280, 56048), (1808, 39680), (1984, 36160), (2048, 35030), (2260, 31744), (2480, 28928), (2560, 28024), (3503, 20480), (3616, 19840), (3968, 18080), (4096, 17515), (4520, 15872), (4960, 14464), (5120, 14012), (7006, 10240), (7232, 9920), (7936, 9040)]