17923661680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{321443}}^1$

素因数の和:321514

約数の個数: 80

約数和(自身を含む): 45200169504

約数和(自身を除く): 27276507824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 5576, 6970, 11152, 13940, 27880, 55760, 321443, 642886, 1285772, 1607215, 2571544, 3214430, 5143088, 5464531, 6428860, 10929062, 12857720, 13179163, 21858124, 25715440, 26358326, 27322655, 43716248, 52716652, 54645310, 65895815, 87432496, 105433304, 109290620, 131791630, 210866608, 218581240, 224045771, 263583260, 437162480, 448091542, 527166520, 896183084, 1054333040, 1120228855, 1792366168, 2240457710, 3584732336, 4480915420, 8961830840, 17923661680]

約数ペア:

[(1, 17923661680), (2, 8961830840), (4, 4480915420), (5, 3584732336), (8, 2240457710), (10, 1792366168), (16, 1120228855), (17, 1054333040), (20, 896183084), (34, 527166520), (40, 448091542), (41, 437162480), (68, 263583260), (80, 224045771), (82, 218581240), (85, 210866608), (136, 131791630), (164, 109290620), (170, 105433304), (205, 87432496), (272, 65895815), (328, 54645310), (340, 52716652), (410, 43716248), (656, 27322655), (680, 26358326), (697, 25715440), (820, 21858124), (1360, 13179163), (1394, 12857720), (1640, 10929062), (2788, 6428860), (3280, 5464531), (3485, 5143088), (5576, 3214430), (6970, 2571544), (11152, 1607215), (13940, 1285772), (27880, 642886), (55760, 321443)]