397916000

素因数分解:

$2^5\times 5^3\times {\mathrm{31}}^1\times {\mathrm{3209}}^1$

素因数の和:3265

約数の個数: 96

約数和(自身を含む): 1009532160

約数和(自身を除く): 611616160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 400, 496, 500, 620, 775, 800, 992, 1000, 1240, 1550, 2000, 2480, 3100, 3209, 3875, 4000, 4960, 6200, 6418, 7750, 12400, 12836, 15500, 16045, 24800, 25672, 31000, 32090, 51344, 62000, 64180, 80225, 99479, 102688, 124000, 128360, 160450, 198958, 256720, 320900, 397916, 401125, 497395, 513440, 641800, 795832, 802250, 994790, 1283600, 1591664, 1604500, 1989580, 2486975, 2567200, 3183328, 3209000, 3979160, 4973950, 6418000, 7958320, 9947900, 12434875, 12836000, 15916640, 19895800, 24869750, 39791600, 49739500, 79583200, 99479000, 198958000, 397916000]

約数ペア:

[(1, 397916000), (2, 198958000), (4, 99479000), (5, 79583200), (8, 49739500), (10, 39791600), (16, 24869750), (20, 19895800), (25, 15916640), (31, 12836000), (32, 12434875), (40, 9947900), (50, 7958320), (62, 6418000), (80, 4973950), (100, 3979160), (124, 3209000), (125, 3183328), (155, 2567200), (160, 2486975), (200, 1989580), (248, 1604500), (250, 1591664), (310, 1283600), (400, 994790), (496, 802250), (500, 795832), (620, 641800), (775, 513440), (800, 497395), (992, 401125), (1000, 397916), (1240, 320900), (1550, 256720), (2000, 198958), (2480, 160450), (3100, 128360), (3209, 124000), (3875, 102688), (4000, 99479), (4960, 80225), (6200, 64180), (6418, 62000), (7750, 51344), (12400, 32090), (12836, 31000), (15500, 25672), (16045, 24800)]