61152780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78401}}^1$

素因数の和:78426

約数の個数: 48

約数和(自身を含む): 184401504

約数和(自身を除く): 123248724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 78401, 156802, 235203, 313604, 392005, 470406, 784010, 940812, 1019213, 1176015, 1568020, 2038426, 2352030, 3057639, 4076852, 4704060, 5096065, 6115278, 10192130, 12230556, 15288195, 20384260, 30576390, 61152780]

約数ペア:

[(1, 61152780), (2, 30576390), (3, 20384260), (4, 15288195), (5, 12230556), (6, 10192130), (10, 6115278), (12, 5096065), (13, 4704060), (15, 4076852), (20, 3057639), (26, 2352030), (30, 2038426), (39, 1568020), (52, 1176015), (60, 1019213), (65, 940812), (78, 784010), (130, 470406), (156, 392005), (195, 313604), (260, 235203), (390, 156802), (780, 78401)]