202081684

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 431047680

約数和(自身を除く): 228965996

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 79, 98, 124, 158, 196, 217, 316, 421, 434, 553, 842, 868, 1106, 1519, 1684, 2212, 2449, 2947, 3038, 3871, 4898, 5894, 6076, 7742, 9796, 11788, 13051, 15484, 17143, 20629, 26102, 33259, 34286, 41258, 52204, 66518, 68572, 82516, 91357, 120001, 133036, 182714, 232813, 240002, 365428, 465626, 480004, 639499, 931252, 1031029, 1278998, 1629691, 2062058, 2557996, 3259382, 4124116, 6518764, 7217203, 14434406, 28868812, 50520421, 101040842, 202081684]

約数ペア:

[(1, 202081684), (2, 101040842), (4, 50520421), (7, 28868812), (14, 14434406), (28, 7217203), (31, 6518764), (49, 4124116), (62, 3259382), (79, 2557996), (98, 2062058), (124, 1629691), (158, 1278998), (196, 1031029), (217, 931252), (316, 639499), (421, 480004), (434, 465626), (553, 365428), (842, 240002), (868, 232813), (1106, 182714), (1519, 133036), (1684, 120001), (2212, 91357), (2449, 82516), (2947, 68572), (3038, 66518), (3871, 52204), (4898, 41258), (5894, 34286), (6076, 33259), (7742, 26102), (9796, 20629), (11788, 17143), (13051, 15484)]