80966730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 223082496

約数和(自身を除く): 142115766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 37, 39, 62, 65, 74, 78, 93, 111, 130, 155, 181, 185, 186, 195, 222, 310, 362, 370, 390, 403, 465, 481, 543, 555, 806, 905, 930, 962, 1086, 1110, 1147, 1209, 1443, 1810, 2015, 2294, 2353, 2405, 2418, 2715, 2886, 3441, 4030, 4706, 4810, 5430, 5611, 5735, 6045, 6697, 6882, 7059, 7215, 11222, 11470, 11765, 12090, 13394, 14118, 14430, 14911, 16833, 17205, 20091, 23530, 28055, 29822, 33485, 33666, 34410, 35295, 40182, 44733, 56110, 66970, 70590, 72943, 74555, 84165, 87061, 89466, 100455, 145886, 149110, 168330, 174122, 200910, 207607, 218829, 223665, 261183, 364715, 415214, 435305, 437658, 447330, 522366, 622821, 729430, 870610, 1038035, 1094145, 1245642, 1305915, 2076070, 2188290, 2611830, 2698891, 3114105, 5397782, 6228210, 8096673, 13494455, 16193346, 26988910, 40483365, 80966730]

約数ペア:

[(1, 80966730), (2, 40483365), (3, 26988910), (5, 16193346), (6, 13494455), (10, 8096673), (13, 6228210), (15, 5397782), (26, 3114105), (30, 2698891), (31, 2611830), (37, 2188290), (39, 2076070), (62, 1305915), (65, 1245642), (74, 1094145), (78, 1038035), (93, 870610), (111, 729430), (130, 622821), (155, 522366), (181, 447330), (185, 437658), (186, 435305), (195, 415214), (222, 364715), (310, 261183), (362, 223665), (370, 218829), (390, 207607), (403, 200910), (465, 174122), (481, 168330), (543, 149110), (555, 145886), (806, 100455), (905, 89466), (930, 87061), (962, 84165), (1086, 74555), (1110, 72943), (1147, 70590), (1209, 66970), (1443, 56110), (1810, 44733), (2015, 40182), (2294, 35295), (2353, 34410), (2405, 33666), (2418, 33485), (2715, 29822), (2886, 28055), (3441, 23530), (4030, 20091), (4706, 17205), (4810, 16833), (5430, 14911), (5611, 14430), (5735, 14118), (6045, 13394), (6697, 12090), (6882, 11765), (7059, 11470), (7215, 11222)]