202295440

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 481219200

約数和(自身を除く): 278923760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 131, 194, 199, 262, 388, 398, 485, 524, 655, 776, 796, 970, 995, 1048, 1310, 1552, 1592, 1940, 1990, 2096, 2620, 3184, 3880, 3980, 5240, 7760, 7960, 10480, 12707, 15920, 19303, 25414, 26069, 38606, 50828, 52138, 63535, 77212, 96515, 101656, 104276, 127070, 130345, 154424, 193030, 203312, 208552, 254140, 260690, 308848, 386060, 417104, 508280, 521380, 772120, 1016560, 1042760, 1544240, 2085520, 2528693, 5057386, 10114772, 12643465, 20229544, 25286930, 40459088, 50573860, 101147720, 202295440]

約数ペア:

[(1, 202295440), (2, 101147720), (4, 50573860), (5, 40459088), (8, 25286930), (10, 20229544), (16, 12643465), (20, 10114772), (40, 5057386), (80, 2528693), (97, 2085520), (131, 1544240), (194, 1042760), (199, 1016560), (262, 772120), (388, 521380), (398, 508280), (485, 417104), (524, 386060), (655, 308848), (776, 260690), (796, 254140), (970, 208552), (995, 203312), (1048, 193030), (1310, 154424), (1552, 130345), (1592, 127070), (1940, 104276), (1990, 101656), (2096, 96515), (2620, 77212), (3184, 63535), (3880, 52138), (3980, 50828), (5240, 38606), (7760, 26069), (7960, 25414), (10480, 19303), (12707, 15920)]