40001664

素因数分解:

$2^7\times 3^1\times {\mathrm{73}}^1\times {\mathrm{1427}}^1$

素因数の和:1517

約数の個数: 64

約数和(自身を含む): 107785440

約数和(自身を除く): 67783776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 292, 384, 438, 584, 876, 1168, 1427, 1752, 2336, 2854, 3504, 4281, 4672, 5708, 7008, 8562, 9344, 11416, 14016, 17124, 22832, 28032, 34248, 45664, 68496, 91328, 104171, 136992, 182656, 208342, 273984, 312513, 416684, 547968, 625026, 833368, 1250052, 1666736, 2500104, 3333472, 5000208, 6666944, 10000416, 13333888, 20000832, 40001664]

約数ペア:

[(1, 40001664), (2, 20000832), (3, 13333888), (4, 10000416), (6, 6666944), (8, 5000208), (12, 3333472), (16, 2500104), (24, 1666736), (32, 1250052), (48, 833368), (64, 625026), (73, 547968), (96, 416684), (128, 312513), (146, 273984), (192, 208342), (219, 182656), (292, 136992), (384, 104171), (438, 91328), (584, 68496), (876, 45664), (1168, 34248), (1427, 28032), (1752, 22832), (2336, 17124), (2854, 14016), (3504, 11416), (4281, 9344), (4672, 8562), (5708, 7008)]