77265040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 185988096

約数和(自身を除く): 108723056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 71, 80, 122, 142, 223, 244, 284, 305, 355, 446, 488, 568, 610, 710, 892, 976, 1115, 1136, 1220, 1420, 1784, 2230, 2440, 2840, 3568, 4331, 4460, 4880, 5680, 8662, 8920, 13603, 15833, 17324, 17840, 21655, 27206, 31666, 34648, 43310, 54412, 63332, 68015, 69296, 79165, 86620, 108824, 126664, 136030, 158330, 173240, 217648, 253328, 272060, 316660, 346480, 544120, 633320, 965813, 1088240, 1266640, 1931626, 3863252, 4829065, 7726504, 9658130, 15453008, 19316260, 38632520, 77265040]

約数ペア:

[(1, 77265040), (2, 38632520), (4, 19316260), (5, 15453008), (8, 9658130), (10, 7726504), (16, 4829065), (20, 3863252), (40, 1931626), (61, 1266640), (71, 1088240), (80, 965813), (122, 633320), (142, 544120), (223, 346480), (244, 316660), (284, 272060), (305, 253328), (355, 217648), (446, 173240), (488, 158330), (568, 136030), (610, 126664), (710, 108824), (892, 86620), (976, 79165), (1115, 69296), (1136, 68015), (1220, 63332), (1420, 54412), (1784, 43310), (2230, 34648), (2440, 31666), (2840, 27206), (3568, 21655), (4331, 17840), (4460, 17324), (4880, 15833), (5680, 13603), (8662, 8920)]