12900650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 29998080

約数和(自身を除く): 17097430

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 31, 35, 41, 50, 58, 62, 70, 82, 145, 155, 175, 203, 205, 217, 287, 290, 310, 350, 406, 410, 434, 574, 725, 775, 899, 1015, 1025, 1085, 1189, 1271, 1435, 1450, 1550, 1798, 2030, 2050, 2170, 2378, 2542, 2870, 4495, 5075, 5425, 5945, 6293, 6355, 7175, 8323, 8897, 8990, 10150, 10850, 11890, 12586, 12710, 14350, 16646, 17794, 22475, 29725, 31465, 31775, 36859, 41615, 44485, 44950, 59450, 62930, 63550, 73718, 83230, 88970, 157325, 184295, 208075, 222425, 258013, 314650, 368590, 416150, 444850, 516026, 921475, 1290065, 1842950, 2580130, 6450325, 12900650]

約数ペア:

[(1, 12900650), (2, 6450325), (5, 2580130), (7, 1842950), (10, 1290065), (14, 921475), (25, 516026), (29, 444850), (31, 416150), (35, 368590), (41, 314650), (50, 258013), (58, 222425), (62, 208075), (70, 184295), (82, 157325), (145, 88970), (155, 83230), (175, 73718), (203, 63550), (205, 62930), (217, 59450), (287, 44950), (290, 44485), (310, 41615), (350, 36859), (406, 31775), (410, 31465), (434, 29725), (574, 22475), (725, 17794), (775, 16646), (899, 14350), (1015, 12710), (1025, 12586), (1085, 11890), (1189, 10850), (1271, 10150), (1435, 8990), (1450, 8897), (1550, 8323), (1798, 7175), (2030, 6355), (2050, 6293), (2170, 5945), (2378, 5425), (2542, 5075), (2870, 4495)]