31200508

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 64520064

約数和(自身を除く): 33319556

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 41, 62, 68, 76, 82, 124, 164, 323, 361, 527, 589, 646, 697, 722, 779, 1054, 1178, 1271, 1292, 1394, 1444, 1558, 2108, 2356, 2542, 2788, 3116, 5084, 6137, 10013, 11191, 12274, 13243, 14801, 20026, 21607, 22382, 24149, 24548, 26486, 29602, 40052, 43214, 44764, 48298, 52972, 59204, 86428, 96596, 190247, 251617, 380494, 410533, 458831, 503234, 760988, 821066, 917662, 1006468, 1642132, 1835324, 7800127, 15600254, 31200508]

約数ペア:

[(1, 31200508), (2, 15600254), (4, 7800127), (17, 1835324), (19, 1642132), (31, 1006468), (34, 917662), (38, 821066), (41, 760988), (62, 503234), (68, 458831), (76, 410533), (82, 380494), (124, 251617), (164, 190247), (323, 96596), (361, 86428), (527, 59204), (589, 52972), (646, 48298), (697, 44764), (722, 43214), (779, 40052), (1054, 29602), (1178, 26486), (1271, 24548), (1292, 24149), (1394, 22382), (1444, 21607), (1558, 20026), (2108, 14801), (2356, 13243), (2542, 12274), (2788, 11191), (3116, 10013), (5084, 6137)]