80326890

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 160

約数和(自身を含む): 255366144

約数和(自身を除く): 175039254

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 81, 90, 93, 105, 126, 135, 155, 162, 186, 189, 210, 217, 270, 279, 310, 315, 378, 405, 434, 457, 465, 558, 567, 630, 651, 810, 837, 914, 930, 945, 1085, 1134, 1302, 1371, 1395, 1674, 1890, 1953, 2170, 2285, 2511, 2742, 2790, 2835, 3199, 3255, 3906, 4113, 4185, 4570, 5022, 5670, 5859, 6398, 6510, 6855, 8226, 8370, 9597, 9765, 11718, 12339, 12555, 13710, 14167, 15995, 17577, 19194, 19530, 20565, 24678, 25110, 28334, 28791, 29295, 31990, 35154, 37017, 41130, 42501, 47985, 57582, 58590, 61695, 70835, 74034, 85002, 86373, 87885, 95970, 99169, 123390, 127503, 141670, 143955, 172746, 175770, 185085, 198338, 212505, 255006, 259119, 287910, 297507, 370170, 382509, 425010, 431865, 495845, 518238, 595014, 637515, 765018, 863730, 892521, 991690, 1147527, 1275030, 1295595, 1487535, 1785042, 1912545, 2295054, 2591190, 2677563, 2975070, 3825090, 4462605, 5355126, 5737635, 8032689, 8925210, 11475270, 13387815, 16065378, 26775630, 40163445, 80326890]

約数ペア:

[(1, 80326890), (2, 40163445), (3, 26775630), (5, 16065378), (6, 13387815), (7, 11475270), (9, 8925210), (10, 8032689), (14, 5737635), (15, 5355126), (18, 4462605), (21, 3825090), (27, 2975070), (30, 2677563), (31, 2591190), (35, 2295054), (42, 1912545), (45, 1785042), (54, 1487535), (62, 1295595), (63, 1275030), (70, 1147527), (81, 991690), (90, 892521), (93, 863730), (105, 765018), (126, 637515), (135, 595014), (155, 518238), (162, 495845), (186, 431865), (189, 425010), (210, 382509), (217, 370170), (270, 297507), (279, 287910), (310, 259119), (315, 255006), (378, 212505), (405, 198338), (434, 185085), (457, 175770), (465, 172746), (558, 143955), (567, 141670), (630, 127503), (651, 123390), (810, 99169), (837, 95970), (914, 87885), (930, 86373), (945, 85002), (1085, 74034), (1134, 70835), (1302, 61695), (1371, 58590), (1395, 57582), (1674, 47985), (1890, 42501), (1953, 41130), (2170, 37017), (2285, 35154), (2511, 31990), (2742, 29295), (2790, 28791), (2835, 28334), (3199, 25110), (3255, 24678), (3906, 20565), (4113, 19530), (4185, 19194), (4570, 17577), (5022, 15995), (5670, 14167), (5859, 13710), (6398, 12555), (6510, 12339), (6855, 11718), (8226, 9765), (8370, 9597)]