25874865

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 48185280

約数和(自身を除く): 22310415

約数列:

[1, 3, 5, 9, 15, 19, 45, 53, 57, 95, 159, 171, 265, 285, 477, 571, 795, 855, 1007, 1713, 2385, 2855, 3021, 5035, 5139, 8565, 9063, 10849, 15105, 25695, 30263, 32547, 45315, 54245, 90789, 97641, 151315, 162735, 272367, 453945, 488205, 574997, 1361835, 1724991, 2874985, 5174973, 8624955, 25874865]

約数ペア:

[(1, 25874865), (3, 8624955), (5, 5174973), (9, 2874985), (15, 1724991), (19, 1361835), (45, 574997), (53, 488205), (57, 453945), (95, 272367), (159, 162735), (171, 151315), (265, 97641), (285, 90789), (477, 54245), (571, 45315), (795, 32547), (855, 30263), (1007, 25695), (1713, 15105), (2385, 10849), (2855, 9063), (3021, 8565), (5035, 5139)]