87229313840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{194119}}^1$

素因数の和:194310

約数の個数: 80

約数和(自身を含む): 209272230720

約数和(自身を除く): 122042916880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 137, 164, 205, 274, 328, 410, 548, 656, 685, 820, 1096, 1370, 1640, 2192, 2740, 3280, 5480, 5617, 10960, 11234, 22468, 28085, 44936, 56170, 89872, 112340, 194119, 224680, 388238, 449360, 776476, 970595, 1552952, 1941190, 3105904, 3882380, 7764760, 7958879, 15529520, 15917758, 26594303, 31835516, 39794395, 53188606, 63671032, 79588790, 106377212, 127342064, 132971515, 159177580, 212754424, 265943030, 318355160, 425508848, 531886060, 636710320, 1063772120, 1090366423, 2127544240, 2180732846, 4361465692, 5451832115, 8722931384, 10903664230, 17445862768, 21807328460, 43614656920, 87229313840]

約数ペア:

[(1, 87229313840), (2, 43614656920), (4, 21807328460), (5, 17445862768), (8, 10903664230), (10, 8722931384), (16, 5451832115), (20, 4361465692), (40, 2180732846), (41, 2127544240), (80, 1090366423), (82, 1063772120), (137, 636710320), (164, 531886060), (205, 425508848), (274, 318355160), (328, 265943030), (410, 212754424), (548, 159177580), (656, 132971515), (685, 127342064), (820, 106377212), (1096, 79588790), (1370, 63671032), (1640, 53188606), (2192, 39794395), (2740, 31835516), (3280, 26594303), (5480, 15917758), (5617, 15529520), (10960, 7958879), (11234, 7764760), (22468, 3882380), (28085, 3105904), (44936, 1941190), (56170, 1552952), (89872, 970595), (112340, 776476), (194119, 449360), (224680, 388238)]