25307776

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 55349280

約数和(自身を除く): 30041504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 227, 268, 416, 454, 536, 832, 871, 908, 1072, 1664, 1742, 1816, 2144, 2951, 3484, 3632, 4288, 5902, 6968, 7264, 8576, 11804, 13936, 14528, 15209, 23608, 27872, 29056, 30418, 47216, 55744, 60836, 94432, 111488, 121672, 188864, 197717, 243344, 377728, 395434, 486688, 790868, 973376, 1581736, 1946752, 3163472, 6326944, 12653888, 25307776]

約数ペア:

[(1, 25307776), (2, 12653888), (4, 6326944), (8, 3163472), (13, 1946752), (16, 1581736), (26, 973376), (32, 790868), (52, 486688), (64, 395434), (67, 377728), (104, 243344), (128, 197717), (134, 188864), (208, 121672), (227, 111488), (268, 94432), (416, 60836), (454, 55744), (536, 47216), (832, 30418), (871, 29056), (908, 27872), (1072, 23608), (1664, 15209), (1742, 14528), (1816, 13936), (2144, 11804), (2951, 8576), (3484, 7264), (3632, 6968), (4288, 5902)]