51662364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 133464240

約数和(自身を除く): 81801876

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 89, 122, 156, 178, 183, 244, 267, 356, 366, 534, 732, 793, 1068, 1157, 1586, 2314, 2379, 3172, 3471, 3721, 4628, 4758, 5429, 6942, 7442, 9516, 10858, 11163, 13884, 14884, 16287, 21716, 22326, 32574, 44652, 48373, 65148, 70577, 96746, 141154, 145119, 193492, 211731, 282308, 290238, 331169, 423462, 580476, 662338, 846924, 993507, 1324676, 1987014, 3974028, 4305197, 8610394, 12915591, 17220788, 25831182, 51662364]

約数ペア:

[(1, 51662364), (2, 25831182), (3, 17220788), (4, 12915591), (6, 8610394), (12, 4305197), (13, 3974028), (26, 1987014), (39, 1324676), (52, 993507), (61, 846924), (78, 662338), (89, 580476), (122, 423462), (156, 331169), (178, 290238), (183, 282308), (244, 211731), (267, 193492), (356, 145119), (366, 141154), (534, 96746), (732, 70577), (793, 65148), (1068, 48373), (1157, 44652), (1586, 32574), (2314, 22326), (2379, 21716), (3172, 16287), (3471, 14884), (3721, 13884), (4628, 11163), (4758, 10858), (5429, 9516), (6942, 7442)]