2080750100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 5336283456

約数和(自身を除く): 3255533356

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 227, 260, 275, 286, 325, 454, 550, 572, 641, 650, 715, 908, 1100, 1135, 1282, 1300, 1430, 2270, 2497, 2564, 2860, 2951, 3205, 3575, 4540, 4994, 5675, 5902, 6410, 7051, 7150, 8333, 9988, 11350, 11804, 12485, 12820, 14102, 14300, 14755, 16025, 16666, 22700, 24970, 28204, 29510, 32050, 32461, 33332, 35255, 41665, 49940, 59020, 62425, 64100, 64922, 70510, 73775, 83330, 91663, 124850, 129844, 141020, 145507, 147550, 162305, 166660, 176275, 183326, 208325, 249700, 291014, 295100, 324610, 352550, 366652, 416650, 458315, 582028, 649220, 705100, 727535, 811525, 833300, 916630, 1455070, 1600577, 1623050, 1833260, 1891591, 2291575, 2910140, 3201154, 3246100, 3637675, 3783182, 4583150, 6402308, 7275350, 7566364, 8002885, 9166300, 9457955, 14550700, 16005770, 18915910, 20807501, 32011540, 37831820, 40014425, 41615002, 47289775, 80028850, 83230004, 94579550, 104037505, 160057700, 189159100, 208075010, 416150020, 520187525, 1040375050, 2080750100]

約数ペア:

[(1, 2080750100), (2, 1040375050), (4, 520187525), (5, 416150020), (10, 208075010), (11, 189159100), (13, 160057700), (20, 104037505), (22, 94579550), (25, 83230004), (26, 80028850), (44, 47289775), (50, 41615002), (52, 40014425), (55, 37831820), (65, 32011540), (100, 20807501), (110, 18915910), (130, 16005770), (143, 14550700), (220, 9457955), (227, 9166300), (260, 8002885), (275, 7566364), (286, 7275350), (325, 6402308), (454, 4583150), (550, 3783182), (572, 3637675), (641, 3246100), (650, 3201154), (715, 2910140), (908, 2291575), (1100, 1891591), (1135, 1833260), (1282, 1623050), (1300, 1600577), (1430, 1455070), (2270, 916630), (2497, 833300), (2564, 811525), (2860, 727535), (2951, 705100), (3205, 649220), (3575, 582028), (4540, 458315), (4994, 416650), (5675, 366652), (5902, 352550), (6410, 324610), (7051, 295100), (7150, 291014), (8333, 249700), (9988, 208325), (11350, 183326), (11804, 176275), (12485, 166660), (12820, 162305), (14102, 147550), (14300, 145507), (14755, 141020), (16025, 129844), (16666, 124850), (22700, 91663), (24970, 83330), (28204, 73775), (29510, 70510), (32050, 64922), (32461, 64100), (33332, 62425), (35255, 59020), (41665, 49940)]