15697811990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{6101}}^1$

素因数の和:6270

約数の個数: 96

約数和(自身を含む): 33807520800

約数和(自身を除く): 18109708810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 89, 98, 118, 178, 245, 295, 413, 445, 490, 590, 623, 826, 890, 1246, 2065, 2891, 3115, 4130, 4361, 5251, 5782, 6101, 6230, 8722, 10502, 12202, 14455, 21805, 26255, 28910, 30505, 36757, 42707, 43610, 52510, 61010, 73514, 85414, 183785, 213535, 257299, 298949, 359959, 367570, 427070, 514598, 542989, 597898, 719918, 1085978, 1286495, 1494745, 1799795, 2519713, 2572990, 2714945, 2989490, 3599590, 3800923, 5039426, 5429890, 7601846, 12598565, 17637991, 19004615, 25197130, 26606461, 32036351, 35275982, 38009230, 53212922, 64072702, 88189955, 133032305, 160181755, 176379910, 224254457, 266064610, 320363510, 448508914, 1121272285, 1569781199, 2242544570, 3139562398, 7848905995, 15697811990]

約数ペア:

[(1, 15697811990), (2, 7848905995), (5, 3139562398), (7, 2242544570), (10, 1569781199), (14, 1121272285), (35, 448508914), (49, 320363510), (59, 266064610), (70, 224254457), (89, 176379910), (98, 160181755), (118, 133032305), (178, 88189955), (245, 64072702), (295, 53212922), (413, 38009230), (445, 35275982), (490, 32036351), (590, 26606461), (623, 25197130), (826, 19004615), (890, 17637991), (1246, 12598565), (2065, 7601846), (2891, 5429890), (3115, 5039426), (4130, 3800923), (4361, 3599590), (5251, 2989490), (5782, 2714945), (6101, 2572990), (6230, 2519713), (8722, 1799795), (10502, 1494745), (12202, 1286495), (14455, 1085978), (21805, 719918), (26255, 597898), (28910, 542989), (30505, 514598), (36757, 427070), (42707, 367570), (43610, 359959), (52510, 298949), (61010, 257299), (73514, 213535), (85414, 183785)]