201531328

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9749}}^1$

素因数の和:9797

約数の個数: 56

約数和(自身を含む): 445770000

約数和(自身を除く): 244238672

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2584, 5168, 9749, 10336, 19498, 20672, 38996, 77992, 155984, 165733, 185231, 311968, 331466, 370462, 623936, 662932, 740924, 1325864, 1481848, 2651728, 2963696, 3148927, 5303456, 5927392, 6297854, 10606912, 11854784, 12595708, 25191416, 50382832, 100765664, 201531328]

約数ペア:

[(1, 201531328), (2, 100765664), (4, 50382832), (8, 25191416), (16, 12595708), (17, 11854784), (19, 10606912), (32, 6297854), (34, 5927392), (38, 5303456), (64, 3148927), (68, 2963696), (76, 2651728), (136, 1481848), (152, 1325864), (272, 740924), (304, 662932), (323, 623936), (544, 370462), (608, 331466), (646, 311968), (1088, 185231), (1216, 165733), (1292, 155984), (2584, 77992), (5168, 38996), (9749, 20672), (10336, 19498)]