208575380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47189}}^1$

素因数の和:47228

約数の個数: 48

約数和(自身を含む): 499458960

約数和(自身を除く): 290883580

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 47189, 94378, 188756, 235945, 471890, 613457, 802213, 943780, 1226914, 1604426, 2453828, 3067285, 3208852, 4011065, 6134570, 8022130, 10428769, 12269140, 16044260, 20857538, 41715076, 52143845, 104287690, 208575380]

約数ペア:

[(1, 208575380), (2, 104287690), (4, 52143845), (5, 41715076), (10, 20857538), (13, 16044260), (17, 12269140), (20, 10428769), (26, 8022130), (34, 6134570), (52, 4011065), (65, 3208852), (68, 3067285), (85, 2453828), (130, 1604426), (170, 1226914), (221, 943780), (260, 802213), (340, 613457), (442, 471890), (884, 235945), (1105, 188756), (2210, 94378), (4420, 47189)]