290792090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 560867328

約数和(自身を除く): 270075238

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 137, 155, 167, 205, 274, 310, 334, 410, 685, 835, 1271, 1370, 1670, 2542, 4247, 5177, 5617, 6355, 6847, 8494, 10354, 11234, 12710, 13694, 21235, 22879, 25885, 28085, 34235, 42470, 45758, 51770, 56170, 68470, 114395, 174127, 212257, 228790, 348254, 424514, 709249, 870635, 938039, 1061285, 1418498, 1741270, 1876078, 2122570, 3546245, 4690195, 7092490, 9380390, 29079209, 58158418, 145396045, 290792090]

約数ペア:

[(1, 290792090), (2, 145396045), (5, 58158418), (10, 29079209), (31, 9380390), (41, 7092490), (62, 4690195), (82, 3546245), (137, 2122570), (155, 1876078), (167, 1741270), (205, 1418498), (274, 1061285), (310, 938039), (334, 870635), (410, 709249), (685, 424514), (835, 348254), (1271, 228790), (1370, 212257), (1670, 174127), (2542, 114395), (4247, 68470), (5177, 56170), (5617, 51770), (6355, 45758), (6847, 42470), (8494, 34235), (10354, 28085), (11234, 25885), (12710, 22879), (13694, 21235)]