449969000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{34613}}^1$

素因数の和:34647

約数の個数: 64

約数和(自身を含む): 1133954640

約数和(自身を除く): 683985640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 6500, 13000, 34613, 69226, 138452, 173065, 276904, 346130, 449969, 692260, 865325, 899938, 1384520, 1730650, 1799876, 2249845, 3461300, 3599752, 4326625, 4499690, 6922600, 8653250, 8999380, 11249225, 17306500, 17998760, 22498450, 34613000, 44996900, 56246125, 89993800, 112492250, 224984500, 449969000]

約数ペア:

[(1, 449969000), (2, 224984500), (4, 112492250), (5, 89993800), (8, 56246125), (10, 44996900), (13, 34613000), (20, 22498450), (25, 17998760), (26, 17306500), (40, 11249225), (50, 8999380), (52, 8653250), (65, 6922600), (100, 4499690), (104, 4326625), (125, 3599752), (130, 3461300), (200, 2249845), (250, 1799876), (260, 1730650), (325, 1384520), (500, 899938), (520, 865325), (650, 692260), (1000, 449969), (1300, 346130), (1625, 276904), (2600, 173065), (3250, 138452), (6500, 69226), (13000, 34613)]