156918421780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1396817}}^1$

素因数の和:1397004

約数の個数: 48

約数和(自身を含む): 340030199376

約数和(自身を除く): 183111777596

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 274, 410, 548, 685, 820, 1370, 2740, 5617, 11234, 22468, 28085, 56170, 112340, 1396817, 2793634, 5587268, 6984085, 13968170, 27936340, 57269497, 114538994, 191363929, 229077988, 286347485, 382727858, 572694970, 765455716, 956819645, 1145389940, 1913639290, 3827278580, 7845921089, 15691842178, 31383684356, 39229605445, 78459210890, 156918421780]

約数ペア:

[(1, 156918421780), (2, 78459210890), (4, 39229605445), (5, 31383684356), (10, 15691842178), (20, 7845921089), (41, 3827278580), (82, 1913639290), (137, 1145389940), (164, 956819645), (205, 765455716), (274, 572694970), (410, 382727858), (548, 286347485), (685, 229077988), (820, 191363929), (1370, 114538994), (2740, 57269497), (5617, 27936340), (11234, 13968170), (22468, 6984085), (28085, 5587268), (56170, 2793634), (112340, 1396817)]