25196480

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1197

約数の個数: 56

約数和(自身を含む): 60899040

約数和(自身を除く): 35702560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1109, 1136, 1420, 2218, 2272, 2840, 4436, 4544, 5545, 5680, 8872, 11090, 11360, 17744, 22180, 22720, 35488, 44360, 70976, 78739, 88720, 157478, 177440, 314956, 354880, 393695, 629912, 787390, 1259824, 1574780, 2519648, 3149560, 5039296, 6299120, 12598240, 25196480]

約数ペア:

[(1, 25196480), (2, 12598240), (4, 6299120), (5, 5039296), (8, 3149560), (10, 2519648), (16, 1574780), (20, 1259824), (32, 787390), (40, 629912), (64, 393695), (71, 354880), (80, 314956), (142, 177440), (160, 157478), (284, 88720), (320, 78739), (355, 70976), (568, 44360), (710, 35488), (1109, 22720), (1136, 22180), (1420, 17744), (2218, 11360), (2272, 11090), (2840, 8872), (4436, 5680), (4544, 5545)]