511804900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1613}}^1$

素因数の和:1813

約数の個数: 72

約数和(自身を含む): 1176799680

約数和(自身を除く): 664994780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 167, 190, 334, 380, 475, 668, 835, 950, 1613, 1670, 1900, 3173, 3226, 3340, 4175, 6346, 6452, 8065, 8350, 12692, 15865, 16130, 16700, 30647, 31730, 32260, 40325, 61294, 63460, 79325, 80650, 122588, 153235, 158650, 161300, 269371, 306470, 317300, 538742, 612940, 766175, 1077484, 1346855, 1532350, 2693710, 3064700, 5118049, 5387420, 6734275, 10236098, 13468550, 20472196, 25590245, 26937100, 51180490, 102360980, 127951225, 255902450, 511804900]

約数ペア:

[(1, 511804900), (2, 255902450), (4, 127951225), (5, 102360980), (10, 51180490), (19, 26937100), (20, 25590245), (25, 20472196), (38, 13468550), (50, 10236098), (76, 6734275), (95, 5387420), (100, 5118049), (167, 3064700), (190, 2693710), (334, 1532350), (380, 1346855), (475, 1077484), (668, 766175), (835, 612940), (950, 538742), (1613, 317300), (1670, 306470), (1900, 269371), (3173, 161300), (3226, 158650), (3340, 153235), (4175, 122588), (6346, 80650), (6452, 79325), (8065, 63460), (8350, 61294), (12692, 40325), (15865, 32260), (16130, 31730), (16700, 30647)]