40807000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 106666560

約数和(自身を除く): 65859560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 43, 50, 52, 65, 73, 86, 100, 104, 125, 130, 146, 172, 200, 215, 250, 260, 292, 325, 344, 365, 430, 500, 520, 559, 584, 650, 730, 860, 949, 1000, 1075, 1118, 1300, 1460, 1625, 1720, 1825, 1898, 2150, 2236, 2600, 2795, 2920, 3139, 3250, 3650, 3796, 4300, 4472, 4745, 5375, 5590, 6278, 6500, 7300, 7592, 8600, 9125, 9490, 10750, 11180, 12556, 13000, 13975, 14600, 15695, 18250, 18980, 21500, 22360, 23725, 25112, 27950, 31390, 36500, 37960, 40807, 43000, 47450, 55900, 62780, 69875, 73000, 78475, 81614, 94900, 111800, 118625, 125560, 139750, 156950, 163228, 189800, 204035, 237250, 279500, 313900, 326456, 392375, 408070, 474500, 559000, 627800, 784750, 816140, 949000, 1020175, 1569500, 1632280, 2040350, 3139000, 4080700, 5100875, 8161400, 10201750, 20403500, 40807000]

約数ペア:

[(1, 40807000), (2, 20403500), (4, 10201750), (5, 8161400), (8, 5100875), (10, 4080700), (13, 3139000), (20, 2040350), (25, 1632280), (26, 1569500), (40, 1020175), (43, 949000), (50, 816140), (52, 784750), (65, 627800), (73, 559000), (86, 474500), (100, 408070), (104, 392375), (125, 326456), (130, 313900), (146, 279500), (172, 237250), (200, 204035), (215, 189800), (250, 163228), (260, 156950), (292, 139750), (325, 125560), (344, 118625), (365, 111800), (430, 94900), (500, 81614), (520, 78475), (559, 73000), (584, 69875), (650, 62780), (730, 55900), (860, 47450), (949, 43000), (1000, 40807), (1075, 37960), (1118, 36500), (1300, 31390), (1460, 27950), (1625, 25112), (1720, 23725), (1825, 22360), (1898, 21500), (2150, 18980), (2236, 18250), (2600, 15695), (2795, 14600), (2920, 13975), (3139, 13000), (3250, 12556), (3650, 11180), (3796, 10750), (4300, 9490), (4472, 9125), (4745, 8600), (5375, 7592), (5590, 7300), (6278, 6500)]