716804925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{761}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 1251021120

約数和(自身を除く): 534216195

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 661, 761, 1425, 1983, 2283, 3305, 3805, 9915, 11415, 12559, 14459, 16525, 19025, 37677, 43377, 49575, 57075, 62795, 72295, 188385, 216885, 313975, 361475, 503021, 941925, 1084425, 1509063, 2515105, 7545315, 9557399, 12575525, 28672197, 37726575, 47786995, 143360985, 238934975, 716804925]

約数ペア:

[(1, 716804925), (3, 238934975), (5, 143360985), (15, 47786995), (19, 37726575), (25, 28672197), (57, 12575525), (75, 9557399), (95, 7545315), (285, 2515105), (475, 1509063), (661, 1084425), (761, 941925), (1425, 503021), (1983, 361475), (2283, 313975), (3305, 216885), (3805, 188385), (9915, 72295), (11415, 62795), (12559, 57075), (14459, 49575), (16525, 43377), (19025, 37677)]