80317860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 277167744

約数和(自身を除く): 196849884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1607, 1666, 1785, 2380, 2499, 2940, 3214, 3332, 3570, 4165, 4821, 4998, 6428, 7140, 8035, 8330, 9642, 9996, 11249, 12495, 16070, 16660, 19284, 22498, 24105, 24990, 27319, 32140, 33747, 44996, 48210, 49980, 54638, 56245, 67494, 78743, 81957, 96420, 109276, 112490, 134988, 136595, 157486, 163914, 168735, 191233, 224980, 236229, 273190, 314972, 327828, 337470, 382466, 393715, 409785, 472458, 546380, 573699, 674940, 764932, 787430, 819570, 944916, 956165, 1147398, 1181145, 1338631, 1574860, 1639140, 1912330, 2294796, 2362290, 2677262, 2868495, 3824660, 4015893, 4724580, 5354524, 5736990, 6693155, 8031786, 11473980, 13386310, 16063572, 20079465, 26772620, 40158930, 80317860]

約数ペア:

[(1, 80317860), (2, 40158930), (3, 26772620), (4, 20079465), (5, 16063572), (6, 13386310), (7, 11473980), (10, 8031786), (12, 6693155), (14, 5736990), (15, 5354524), (17, 4724580), (20, 4015893), (21, 3824660), (28, 2868495), (30, 2677262), (34, 2362290), (35, 2294796), (42, 1912330), (49, 1639140), (51, 1574860), (60, 1338631), (68, 1181145), (70, 1147398), (84, 956165), (85, 944916), (98, 819570), (102, 787430), (105, 764932), (119, 674940), (140, 573699), (147, 546380), (170, 472458), (196, 409785), (204, 393715), (210, 382466), (238, 337470), (245, 327828), (255, 314972), (294, 273190), (340, 236229), (357, 224980), (420, 191233), (476, 168735), (490, 163914), (510, 157486), (588, 136595), (595, 134988), (714, 112490), (735, 109276), (833, 96420), (980, 81957), (1020, 78743), (1190, 67494), (1428, 56245), (1470, 54638), (1607, 49980), (1666, 48210), (1785, 44996), (2380, 33747), (2499, 32140), (2940, 27319), (3214, 24990), (3332, 24105), (3570, 22498), (4165, 19284), (4821, 16660), (4998, 16070), (6428, 12495), (7140, 11249), (8035, 9996), (8330, 9642)]