39905632

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 87435936

約数和(自身を除く): 47530304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 157, 169, 188, 208, 314, 338, 376, 416, 611, 628, 676, 752, 1222, 1256, 1352, 1504, 2041, 2444, 2512, 2704, 4082, 4888, 5024, 5408, 7379, 7943, 8164, 9776, 14758, 15886, 16328, 19552, 26533, 29516, 31772, 32656, 53066, 59032, 63544, 65312, 95927, 106132, 118064, 127088, 191854, 212264, 236128, 254176, 383708, 424528, 767416, 849056, 1247051, 1534832, 2494102, 3069664, 4988204, 9976408, 19952816, 39905632]

約数ペア:

[(1, 39905632), (2, 19952816), (4, 9976408), (8, 4988204), (13, 3069664), (16, 2494102), (26, 1534832), (32, 1247051), (47, 849056), (52, 767416), (94, 424528), (104, 383708), (157, 254176), (169, 236128), (188, 212264), (208, 191854), (314, 127088), (338, 118064), (376, 106132), (416, 95927), (611, 65312), (628, 63544), (676, 59032), (752, 53066), (1222, 32656), (1256, 31772), (1352, 29516), (1504, 26533), (2041, 19552), (2444, 16328), (2512, 15886), (2704, 14758), (4082, 9776), (4888, 8164), (5024, 7943), (5408, 7379)]