201230380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 470211840

約数和(自身を除く): 268981460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 97, 101, 130, 158, 194, 202, 260, 316, 388, 395, 404, 485, 505, 790, 970, 1010, 1027, 1261, 1313, 1580, 1940, 2020, 2054, 2522, 2626, 4108, 5044, 5135, 5252, 6305, 6565, 7663, 7979, 9797, 10270, 12610, 13130, 15326, 15958, 19594, 20540, 25220, 26260, 30652, 31916, 38315, 39188, 39895, 48985, 76630, 79790, 97970, 99619, 103727, 127361, 153260, 159580, 195940, 199238, 207454, 254722, 398476, 414908, 498095, 509444, 518635, 636805, 773963, 996190, 1037270, 1273610, 1547926, 1992380, 2074540, 2547220, 3095852, 3869815, 7739630, 10061519, 15479260, 20123038, 40246076, 50307595, 100615190, 201230380]

約数ペア:

[(1, 201230380), (2, 100615190), (4, 50307595), (5, 40246076), (10, 20123038), (13, 15479260), (20, 10061519), (26, 7739630), (52, 3869815), (65, 3095852), (79, 2547220), (97, 2074540), (101, 1992380), (130, 1547926), (158, 1273610), (194, 1037270), (202, 996190), (260, 773963), (316, 636805), (388, 518635), (395, 509444), (404, 498095), (485, 414908), (505, 398476), (790, 254722), (970, 207454), (1010, 199238), (1027, 195940), (1261, 159580), (1313, 153260), (1580, 127361), (1940, 103727), (2020, 99619), (2054, 97970), (2522, 79790), (2626, 76630), (4108, 48985), (5044, 39895), (5135, 39188), (5252, 38315), (6305, 31916), (6565, 30652), (7663, 26260), (7979, 25220), (9797, 20540), (10270, 19594), (12610, 15958), (13130, 15326)]