80159490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 225699840

約数和(自身を除く): 145540350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 61, 62, 90, 93, 122, 135, 155, 157, 183, 186, 270, 279, 305, 310, 314, 366, 465, 471, 549, 558, 610, 785, 837, 915, 930, 942, 1098, 1395, 1413, 1570, 1647, 1674, 1830, 1891, 2355, 2745, 2790, 2826, 3294, 3782, 4185, 4239, 4710, 4867, 5490, 5673, 7065, 8235, 8370, 8478, 9455, 9577, 9734, 11346, 14130, 14601, 16470, 17019, 18910, 19154, 21195, 24335, 28365, 28731, 29202, 34038, 42390, 43803, 47885, 48670, 51057, 56730, 57462, 73005, 85095, 86193, 87606, 95770, 102114, 131409, 143655, 146010, 170190, 172386, 219015, 255285, 258579, 262818, 287310, 296887, 430965, 438030, 510570, 517158, 593774, 657045, 861930, 890661, 1292895, 1314090, 1484435, 1781322, 2585790, 2671983, 2968870, 4453305, 5343966, 8015949, 8906610, 13359915, 16031898, 26719830, 40079745, 80159490]

約数ペア:

[(1, 80159490), (2, 40079745), (3, 26719830), (5, 16031898), (6, 13359915), (9, 8906610), (10, 8015949), (15, 5343966), (18, 4453305), (27, 2968870), (30, 2671983), (31, 2585790), (45, 1781322), (54, 1484435), (61, 1314090), (62, 1292895), (90, 890661), (93, 861930), (122, 657045), (135, 593774), (155, 517158), (157, 510570), (183, 438030), (186, 430965), (270, 296887), (279, 287310), (305, 262818), (310, 258579), (314, 255285), (366, 219015), (465, 172386), (471, 170190), (549, 146010), (558, 143655), (610, 131409), (785, 102114), (837, 95770), (915, 87606), (930, 86193), (942, 85095), (1098, 73005), (1395, 57462), (1413, 56730), (1570, 51057), (1647, 48670), (1674, 47885), (1830, 43803), (1891, 42390), (2355, 34038), (2745, 29202), (2790, 28731), (2826, 28365), (3294, 24335), (3782, 21195), (4185, 19154), (4239, 18910), (4710, 17019), (4867, 16470), (5490, 14601), (5673, 14130), (7065, 11346), (8235, 9734), (8370, 9577), (8478, 9455)]