55029680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1014

約数の個数: 80

約数和(自身を含む): 138767904

約数和(自身を除く): 83738224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 941, 1360, 1462, 1720, 1882, 2924, 3440, 3655, 3764, 4705, 5848, 7310, 7528, 9410, 11696, 14620, 15056, 15997, 18820, 29240, 31994, 37640, 40463, 58480, 63988, 75280, 79985, 80926, 127976, 159970, 161852, 202315, 255952, 319940, 323704, 404630, 639880, 647408, 687871, 809260, 1279760, 1375742, 1618520, 2751484, 3237040, 3439355, 5502968, 6878710, 11005936, 13757420, 27514840, 55029680]

約数ペア:

[(1, 55029680), (2, 27514840), (4, 13757420), (5, 11005936), (8, 6878710), (10, 5502968), (16, 3439355), (17, 3237040), (20, 2751484), (34, 1618520), (40, 1375742), (43, 1279760), (68, 809260), (80, 687871), (85, 647408), (86, 639880), (136, 404630), (170, 323704), (172, 319940), (215, 255952), (272, 202315), (340, 161852), (344, 159970), (430, 127976), (680, 80926), (688, 79985), (731, 75280), (860, 63988), (941, 58480), (1360, 40463), (1462, 37640), (1720, 31994), (1882, 29240), (2924, 18820), (3440, 15997), (3655, 15056), (3764, 14620), (4705, 11696), (5848, 9410), (7310, 7528)]