129611900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 329978880

約数和(自身を除く): 200366980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 47, 50, 55, 92, 94, 100, 109, 110, 115, 188, 218, 220, 230, 235, 253, 275, 436, 460, 470, 506, 517, 545, 550, 575, 940, 1012, 1034, 1081, 1090, 1100, 1150, 1175, 1199, 1265, 2068, 2162, 2180, 2300, 2350, 2398, 2507, 2530, 2585, 2725, 4324, 4700, 4796, 5014, 5060, 5123, 5170, 5405, 5450, 5995, 6325, 10028, 10246, 10340, 10810, 10900, 11891, 11990, 12535, 12650, 12925, 20492, 21620, 23782, 23980, 25070, 25300, 25615, 25850, 27025, 27577, 29975, 47564, 50140, 51230, 51700, 54050, 55154, 56353, 59455, 59950, 62675, 102460, 108100, 110308, 112706, 117829, 118910, 119900, 125350, 128075, 137885, 225412, 235658, 237820, 250700, 256150, 275770, 281765, 297275, 471316, 512300, 551540, 563530, 589145, 594550, 689425, 1127060, 1178290, 1189100, 1296119, 1378850, 1408825, 2356580, 2592238, 2757700, 2817650, 2945725, 5184476, 5635300, 5891450, 6480595, 11782900, 12961190, 25922380, 32402975, 64805950, 129611900]

約数ペア:

[(1, 129611900), (2, 64805950), (4, 32402975), (5, 25922380), (10, 12961190), (11, 11782900), (20, 6480595), (22, 5891450), (23, 5635300), (25, 5184476), (44, 2945725), (46, 2817650), (47, 2757700), (50, 2592238), (55, 2356580), (92, 1408825), (94, 1378850), (100, 1296119), (109, 1189100), (110, 1178290), (115, 1127060), (188, 689425), (218, 594550), (220, 589145), (230, 563530), (235, 551540), (253, 512300), (275, 471316), (436, 297275), (460, 281765), (470, 275770), (506, 256150), (517, 250700), (545, 237820), (550, 235658), (575, 225412), (940, 137885), (1012, 128075), (1034, 125350), (1081, 119900), (1090, 118910), (1100, 117829), (1150, 112706), (1175, 110308), (1199, 108100), (1265, 102460), (2068, 62675), (2162, 59950), (2180, 59455), (2300, 56353), (2350, 55154), (2398, 54050), (2507, 51700), (2530, 51230), (2585, 50140), (2725, 47564), (4324, 29975), (4700, 27577), (4796, 27025), (5014, 25850), (5060, 25615), (5123, 25300), (5170, 25070), (5405, 23980), (5450, 23782), (5995, 21620), (6325, 20492), (10028, 12925), (10246, 12650), (10340, 12535), (10810, 11990), (10900, 11891)]