31601408

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 68065200

約数和(自身を除く): 36463792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 73, 76, 89, 128, 146, 152, 178, 256, 292, 304, 356, 584, 608, 712, 1168, 1216, 1387, 1424, 1691, 2336, 2432, 2774, 2848, 3382, 4672, 4864, 5548, 5696, 6497, 6764, 9344, 11096, 11392, 12994, 13528, 18688, 22192, 22784, 25988, 27056, 44384, 51976, 54112, 88768, 103952, 108224, 123443, 177536, 207904, 216448, 246886, 355072, 415808, 432896, 493772, 831616, 987544, 1663232, 1975088, 3950176, 7900352, 15800704, 31601408]

約数ペア:

[(1, 31601408), (2, 15800704), (4, 7900352), (8, 3950176), (16, 1975088), (19, 1663232), (32, 987544), (38, 831616), (64, 493772), (73, 432896), (76, 415808), (89, 355072), (128, 246886), (146, 216448), (152, 207904), (178, 177536), (256, 123443), (292, 108224), (304, 103952), (356, 88768), (584, 54112), (608, 51976), (712, 44384), (1168, 27056), (1216, 25988), (1387, 22784), (1424, 22192), (1691, 18688), (2336, 13528), (2432, 12994), (2774, 11392), (2848, 11096), (3382, 9344), (4672, 6764), (4864, 6497), (5548, 5696)]