64451344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5171}}^1$

素因数の和:5239

約数の個数: 40

約数和(自身を含む): 134678880

約数和(自身を除く): 70227536

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 5171, 6232, 10342, 12464, 20684, 41368, 82736, 98249, 196498, 212011, 392996, 424022, 785992, 848044, 1571984, 1696088, 3392176, 4028209, 8056418, 16112836, 32225672, 64451344]

約数ペア:

[(1, 64451344), (2, 32225672), (4, 16112836), (8, 8056418), (16, 4028209), (19, 3392176), (38, 1696088), (41, 1571984), (76, 848044), (82, 785992), (152, 424022), (164, 392996), (304, 212011), (328, 196498), (656, 98249), (779, 82736), (1558, 41368), (3116, 20684), (5171, 12464), (6232, 10342)]