20345090085

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4129}}^1$

素因数の和:4292

約数の個数: 128

約数和(自身を含む): 40678848000

約数和(自身を除く): 20333757915

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 113, 135, 153, 171, 255, 285, 323, 339, 459, 513, 565, 765, 855, 969, 1017, 1615, 1695, 1921, 2147, 2295, 2565, 2907, 3051, 4129, 4845, 5085, 5763, 6441, 8721, 9605, 10735, 12387, 14535, 15255, 17289, 19323, 20645, 28815, 32205, 36499, 37161, 43605, 51867, 57969, 61935, 70193, 78451, 86445, 96615, 109497, 111483, 182495, 185805, 210579, 235353, 259335, 289845, 328491, 350965, 392255, 466577, 547485, 557415, 631737, 706059, 985473, 1052895, 1176765, 1333667, 1399731, 1642455, 1895211, 2118177, 2332885, 3158685, 3530295, 4001001, 4199193, 4927365, 6668335, 6998655, 7931809, 8864963, 9476055, 10590885, 12003003, 12597579, 20005005, 20995965, 23795427, 26594889, 36009009, 39659045, 44324815, 60015015, 62987895, 71386281, 79784667, 118977135, 132974445, 150704371, 180045045, 214158843, 239354001, 356931405, 398923335, 452113113, 753521855, 1070794215, 1196770005, 1356339339, 2260565565, 4069018017, 6781696695, 20345090085]

約数ペア:

[(1, 20345090085), (3, 6781696695), (5, 4069018017), (9, 2260565565), (15, 1356339339), (17, 1196770005), (19, 1070794215), (27, 753521855), (45, 452113113), (51, 398923335), (57, 356931405), (85, 239354001), (95, 214158843), (113, 180045045), (135, 150704371), (153, 132974445), (171, 118977135), (255, 79784667), (285, 71386281), (323, 62987895), (339, 60015015), (459, 44324815), (513, 39659045), (565, 36009009), (765, 26594889), (855, 23795427), (969, 20995965), (1017, 20005005), (1615, 12597579), (1695, 12003003), (1921, 10590885), (2147, 9476055), (2295, 8864963), (2565, 7931809), (2907, 6998655), (3051, 6668335), (4129, 4927365), (4845, 4199193), (5085, 4001001), (5763, 3530295), (6441, 3158685), (8721, 2332885), (9605, 2118177), (10735, 1895211), (12387, 1642455), (14535, 1399731), (15255, 1333667), (17289, 1176765), (19323, 1052895), (20645, 985473), (28815, 706059), (32205, 631737), (36499, 557415), (37161, 547485), (43605, 466577), (51867, 392255), (57969, 350965), (61935, 328491), (70193, 289845), (78451, 259335), (86445, 235353), (96615, 210579), (109497, 185805), (111483, 182495)]