154881844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2657}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 312580800

約数和(自身を除く): 157698956

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 59, 76, 118, 236, 247, 494, 767, 988, 1121, 1534, 2242, 2657, 3068, 4484, 5314, 10628, 14573, 29146, 34541, 50483, 58292, 69082, 100966, 138164, 156763, 201932, 313526, 627052, 656279, 1312558, 2037919, 2625116, 2978497, 4075838, 5956994, 8151676, 11913988, 38720461, 77440922, 154881844]

約数ペア:

[(1, 154881844), (2, 77440922), (4, 38720461), (13, 11913988), (19, 8151676), (26, 5956994), (38, 4075838), (52, 2978497), (59, 2625116), (76, 2037919), (118, 1312558), (236, 656279), (247, 627052), (494, 313526), (767, 201932), (988, 156763), (1121, 138164), (1534, 100966), (2242, 69082), (2657, 58292), (3068, 50483), (4484, 34541), (5314, 29146), (10628, 14573)]