72545816

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 162708480

約数和(自身を除く): 90162664

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 47, 56, 86, 94, 172, 188, 301, 329, 344, 376, 602, 641, 658, 1204, 1282, 1316, 2021, 2408, 2564, 2632, 4042, 4487, 5128, 8084, 8974, 14147, 16168, 17948, 27563, 28294, 30127, 35896, 55126, 56588, 60254, 110252, 113176, 120508, 192941, 210889, 220504, 241016, 385882, 421778, 771764, 843556, 1295461, 1543528, 1687112, 2590922, 5181844, 9068227, 10363688, 18136454, 36272908, 72545816]

約数ペア:

[(1, 72545816), (2, 36272908), (4, 18136454), (7, 10363688), (8, 9068227), (14, 5181844), (28, 2590922), (43, 1687112), (47, 1543528), (56, 1295461), (86, 843556), (94, 771764), (172, 421778), (188, 385882), (301, 241016), (329, 220504), (344, 210889), (376, 192941), (602, 120508), (641, 113176), (658, 110252), (1204, 60254), (1282, 56588), (1316, 55126), (2021, 35896), (2408, 30127), (2564, 28294), (2632, 27563), (4042, 17948), (4487, 16168), (5128, 14147), (8084, 8974)]