156901901780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1254613}}^1$

素因数の和:1254685

約数の個数: 72

約数和(自身を含む): 366432601752

約数和(自身を除く): 209530699972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 260, 338, 370, 481, 676, 740, 845, 962, 1690, 1924, 2405, 3380, 4810, 6253, 9620, 12506, 25012, 31265, 62530, 125060, 1254613, 2509226, 5018452, 6273065, 12546130, 16309969, 25092260, 32619938, 46420681, 65239876, 81549845, 92841362, 163099690, 185682724, 212029597, 232103405, 326199380, 424059194, 464206810, 603468853, 848118388, 928413620, 1060147985, 1206937706, 2120295970, 2413875412, 3017344265, 4240591940, 6034688530, 7845095089, 12069377060, 15690190178, 31380380356, 39225475445, 78450950890, 156901901780]

約数ペア:

[(1, 156901901780), (2, 78450950890), (4, 39225475445), (5, 31380380356), (10, 15690190178), (13, 12069377060), (20, 7845095089), (26, 6034688530), (37, 4240591940), (52, 3017344265), (65, 2413875412), (74, 2120295970), (130, 1206937706), (148, 1060147985), (169, 928413620), (185, 848118388), (260, 603468853), (338, 464206810), (370, 424059194), (481, 326199380), (676, 232103405), (740, 212029597), (845, 185682724), (962, 163099690), (1690, 92841362), (1924, 81549845), (2405, 65239876), (3380, 46420681), (4810, 32619938), (6253, 25092260), (9620, 16309969), (12506, 12546130), (25012, 6273065), (31265, 5018452), (62530, 2509226), (125060, 1254613)]