16481189680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6645641}}^1$

素因数の和:6645685

約数の個数: 40

約数和(自身を含む): 39554861184

約数和(自身を除く): 23073671504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6645641, 13291282, 26582564, 33228205, 53165128, 66456410, 106330256, 132912820, 206014871, 265825640, 412029742, 531651280, 824059484, 1030074355, 1648118968, 2060148710, 3296237936, 4120297420, 8240594840, 16481189680]

約数ペア:

[(1, 16481189680), (2, 8240594840), (4, 4120297420), (5, 3296237936), (8, 2060148710), (10, 1648118968), (16, 1030074355), (20, 824059484), (31, 531651280), (40, 412029742), (62, 265825640), (80, 206014871), (124, 132912820), (155, 106330256), (248, 66456410), (310, 53165128), (496, 33228205), (620, 26582564), (1240, 13291282), (2480, 6645641)]