161738449970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{17851}}^1$

素因数の和:18243

約数の個数: 64

約数和(自身を含む): 304626528000

約数和(自身を除く): 142888078030

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 199, 290, 314, 398, 785, 995, 1570, 1990, 4553, 5771, 9106, 11542, 17851, 22765, 28855, 31243, 35702, 45530, 57710, 62486, 89255, 156215, 178510, 312430, 517679, 906047, 1035358, 1812094, 2588395, 2802607, 3552349, 4530235, 5176790, 5605214, 7104698, 9060470, 14013035, 17761745, 28026070, 35523490, 81275603, 103018121, 162551206, 206036242, 406378015, 515090605, 557718793, 812756030, 1030181210, 1115437586, 2788593965, 5577187930, 16173844997, 32347689994, 80869224985, 161738449970]

約数ペア:

[(1, 161738449970), (2, 80869224985), (5, 32347689994), (10, 16173844997), (29, 5577187930), (58, 2788593965), (145, 1115437586), (157, 1030181210), (199, 812756030), (290, 557718793), (314, 515090605), (398, 406378015), (785, 206036242), (995, 162551206), (1570, 103018121), (1990, 81275603), (4553, 35523490), (5771, 28026070), (9106, 17761745), (11542, 14013035), (17851, 9060470), (22765, 7104698), (28855, 5605214), (31243, 5176790), (35702, 4530235), (45530, 3552349), (57710, 2802607), (62486, 2588395), (89255, 1812094), (156215, 1035358), (178510, 906047), (312430, 517679)]