80400196

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 149712640

約数和(自身を除く): 69312444

約数列:

[1, 2, 4, 43, 61, 79, 86, 97, 122, 158, 172, 194, 244, 316, 388, 2623, 3397, 4171, 4819, 5246, 5917, 6794, 7663, 8342, 9638, 10492, 11834, 13588, 15326, 16684, 19276, 23668, 30652, 207217, 254431, 329509, 414434, 467443, 508862, 659018, 828868, 934886, 1017724, 1318036, 1869772, 20100049, 40200098, 80400196]

約数ペア:

[(1, 80400196), (2, 40200098), (4, 20100049), (43, 1869772), (61, 1318036), (79, 1017724), (86, 934886), (97, 828868), (122, 659018), (158, 508862), (172, 467443), (194, 414434), (244, 329509), (316, 254431), (388, 207217), (2623, 30652), (3397, 23668), (4171, 19276), (4819, 16684), (5246, 15326), (5917, 13588), (6794, 11834), (7663, 10492), (8342, 9638)]