201264400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{16231}}^1$

素因数の和:16280

約数の個数: 60

約数和(自身を含む): 499166464

約数和(自身を除く): 297902064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 16231, 32462, 64924, 81155, 129848, 162310, 259696, 324620, 405775, 503161, 649240, 811550, 1006322, 1298480, 1623100, 2012644, 2515805, 3246200, 4025288, 5031610, 6492400, 8050576, 10063220, 12579025, 20126440, 25158050, 40252880, 50316100, 100632200, 201264400]

約数ペア:

[(1, 201264400), (2, 100632200), (4, 50316100), (5, 40252880), (8, 25158050), (10, 20126440), (16, 12579025), (20, 10063220), (25, 8050576), (31, 6492400), (40, 5031610), (50, 4025288), (62, 3246200), (80, 2515805), (100, 2012644), (124, 1623100), (155, 1298480), (200, 1006322), (248, 811550), (310, 649240), (400, 503161), (496, 405775), (620, 324620), (775, 259696), (1240, 162310), (1550, 129848), (2480, 81155), (3100, 64924), (6200, 32462), (12400, 16231)]