80018748

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 212468256

約数和(自身を除く): 132449508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 241, 276, 401, 414, 482, 723, 802, 828, 964, 1203, 1446, 1604, 2169, 2406, 2892, 3609, 4338, 4812, 5543, 7218, 8676, 9223, 11086, 14436, 16629, 18446, 22172, 27669, 33258, 36892, 49887, 55338, 66516, 83007, 96641, 99774, 110676, 166014, 193282, 199548, 289923, 332028, 386564, 579846, 869769, 1159692, 1739538, 2222743, 3479076, 4445486, 6668229, 8890972, 13336458, 20004687, 26672916, 40009374, 80018748]

約数ペア:

[(1, 80018748), (2, 40009374), (3, 26672916), (4, 20004687), (6, 13336458), (9, 8890972), (12, 6668229), (18, 4445486), (23, 3479076), (36, 2222743), (46, 1739538), (69, 1159692), (92, 869769), (138, 579846), (207, 386564), (241, 332028), (276, 289923), (401, 199548), (414, 193282), (482, 166014), (723, 110676), (802, 99774), (828, 96641), (964, 83007), (1203, 66516), (1446, 55338), (1604, 49887), (2169, 36892), (2406, 33258), (2892, 27669), (3609, 22172), (4338, 18446), (4812, 16629), (5543, 14436), (7218, 11086), (8676, 9223)]