103400375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 52275145

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 125, 197, 221, 247, 323, 325, 425, 475, 985, 1105, 1235, 1615, 1625, 2125, 2375, 2561, 3349, 3743, 4199, 4925, 5525, 6175, 8075, 12805, 16745, 18715, 20995, 24625, 27625, 30875, 40375, 43537, 48659, 63631, 64025, 83725, 93575, 104975, 217685, 243295, 318155, 320125, 418625, 467875, 524875, 827203, 1088425, 1216475, 1590775, 4136015, 5442125, 6082375, 7953875, 20680075, 103400375]

約数ペア:

[(1, 103400375), (5, 20680075), (13, 7953875), (17, 6082375), (19, 5442125), (25, 4136015), (65, 1590775), (85, 1216475), (95, 1088425), (125, 827203), (197, 524875), (221, 467875), (247, 418625), (323, 320125), (325, 318155), (425, 243295), (475, 217685), (985, 104975), (1105, 93575), (1235, 83725), (1615, 64025), (1625, 63631), (2125, 48659), (2375, 43537), (2561, 40375), (3349, 30875), (3743, 27625), (4199, 24625), (4925, 20995), (5525, 18715), (6175, 16745), (8075, 12805)]