80470548

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1757

約数の個数: 72

約数和(自身を含む): 217264320

約数和(自身を除く): 136793772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 284, 342, 426, 639, 684, 852, 1278, 1349, 1657, 2556, 2698, 3314, 4047, 4971, 5396, 6628, 8094, 9942, 12141, 14913, 16188, 19884, 24282, 29826, 31483, 48564, 59652, 62966, 94449, 117647, 125932, 188898, 235294, 283347, 352941, 377796, 470588, 566694, 705882, 1058823, 1133388, 1411764, 2117646, 2235293, 4235292, 4470586, 6705879, 8941172, 13411758, 20117637, 26823516, 40235274, 80470548]

約数ペア:

[(1, 80470548), (2, 40235274), (3, 26823516), (4, 20117637), (6, 13411758), (9, 8941172), (12, 6705879), (18, 4470586), (19, 4235292), (36, 2235293), (38, 2117646), (57, 1411764), (71, 1133388), (76, 1058823), (114, 705882), (142, 566694), (171, 470588), (213, 377796), (228, 352941), (284, 283347), (342, 235294), (426, 188898), (639, 125932), (684, 117647), (852, 94449), (1278, 62966), (1349, 59652), (1657, 48564), (2556, 31483), (2698, 29826), (3314, 24282), (4047, 19884), (4971, 16188), (5396, 14913), (6628, 12141), (8094, 9942)]