78450310

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 143495712

約数和(自身を除く): 65045402

約数列:

[1, 2, 5, 10, 137, 173, 274, 331, 346, 662, 685, 865, 1370, 1655, 1730, 3310, 23701, 45347, 47402, 57263, 90694, 114526, 118505, 226735, 237010, 286315, 453470, 572630, 7845031, 15690062, 39225155, 78450310]

約数ペア:

[(1, 78450310), (2, 39225155), (5, 15690062), (10, 7845031), (137, 572630), (173, 453470), (274, 286315), (331, 237010), (346, 226735), (662, 118505), (685, 114526), (865, 90694), (1370, 57263), (1655, 47402), (1730, 45347), (3310, 23701)]