194865008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 429305856

約数和(自身を除く): 234440848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 496, 611, 643, 752, 806, 1222, 1286, 1457, 1612, 2444, 2572, 2914, 3224, 4888, 5144, 5828, 6448, 8359, 9776, 10288, 11656, 16718, 18941, 19933, 23312, 30221, 33436, 37882, 39866, 60442, 66872, 75764, 79732, 120884, 133744, 151528, 159464, 241768, 259129, 303056, 318928, 392873, 483536, 518258, 785746, 936851, 1036516, 1571492, 1873702, 2073032, 3142984, 3747404, 4146064, 6285968, 7494808, 12179063, 14989616, 24358126, 48716252, 97432504, 194865008]

約数ペア:

[(1, 194865008), (2, 97432504), (4, 48716252), (8, 24358126), (13, 14989616), (16, 12179063), (26, 7494808), (31, 6285968), (47, 4146064), (52, 3747404), (62, 3142984), (94, 2073032), (104, 1873702), (124, 1571492), (188, 1036516), (208, 936851), (248, 785746), (376, 518258), (403, 483536), (496, 392873), (611, 318928), (643, 303056), (752, 259129), (806, 241768), (1222, 159464), (1286, 151528), (1457, 133744), (1612, 120884), (2444, 79732), (2572, 75764), (2914, 66872), (3224, 60442), (4888, 39866), (5144, 37882), (5828, 33436), (6448, 30221), (8359, 23312), (9776, 19933), (10288, 18941), (11656, 16718)]