207208300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8389}}^1$

素因数の和:8435

約数の個数: 72

約数和(自身を含む): 509776400

約数和(自身を除く): 302568100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 8389, 12350, 16778, 24700, 33556, 41945, 83890, 109057, 159391, 167780, 209725, 218114, 318782, 419450, 436228, 545285, 637564, 796955, 838900, 1090570, 1593910, 2072083, 2181140, 2726425, 3187820, 3984775, 4144166, 5452850, 7969550, 8288332, 10360415, 10905700, 15939100, 20720830, 41441660, 51802075, 103604150, 207208300]

約数ペア:

[(1, 207208300), (2, 103604150), (4, 51802075), (5, 41441660), (10, 20720830), (13, 15939100), (19, 10905700), (20, 10360415), (25, 8288332), (26, 7969550), (38, 5452850), (50, 4144166), (52, 3984775), (65, 3187820), (76, 2726425), (95, 2181140), (100, 2072083), (130, 1593910), (190, 1090570), (247, 838900), (260, 796955), (325, 637564), (380, 545285), (475, 436228), (494, 419450), (650, 318782), (950, 218114), (988, 209725), (1235, 167780), (1300, 159391), (1900, 109057), (2470, 83890), (4940, 41945), (6175, 33556), (8389, 24700), (12350, 16778)]