827843900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:888

約数の個数: 144

約数和(自身を含む): 2094615936

約数和(自身を除く): 1266772036

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 47, 50, 52, 65, 68, 85, 94, 100, 130, 170, 188, 221, 235, 260, 325, 340, 425, 442, 470, 611, 650, 797, 799, 850, 884, 940, 1105, 1175, 1222, 1300, 1594, 1598, 1700, 2210, 2350, 2444, 3055, 3188, 3196, 3985, 3995, 4420, 4700, 5525, 6110, 7970, 7990, 10361, 10387, 11050, 12220, 13549, 15275, 15940, 15980, 19925, 19975, 20722, 20774, 22100, 27098, 30550, 37459, 39850, 39950, 41444, 41548, 51805, 51935, 54196, 61100, 67745, 74918, 79700, 79900, 103610, 103870, 135490, 149836, 176137, 187295, 207220, 207740, 259025, 259675, 270980, 338725, 352274, 374590, 486967, 518050, 519350, 636803, 677450, 704548, 749180, 880685, 936475, 973934, 1036100, 1038700, 1273606, 1354900, 1761370, 1872950, 1947868, 2434835, 2547212, 3184015, 3522740, 3745900, 4403425, 4869670, 6368030, 8278439, 8806850, 9739340, 12174175, 12736060, 15920075, 16556878, 17613700, 24348350, 31840150, 33113756, 41392195, 48696700, 63680300, 82784390, 165568780, 206960975, 413921950, 827843900]

約数ペア:

[(1, 827843900), (2, 413921950), (4, 206960975), (5, 165568780), (10, 82784390), (13, 63680300), (17, 48696700), (20, 41392195), (25, 33113756), (26, 31840150), (34, 24348350), (47, 17613700), (50, 16556878), (52, 15920075), (65, 12736060), (68, 12174175), (85, 9739340), (94, 8806850), (100, 8278439), (130, 6368030), (170, 4869670), (188, 4403425), (221, 3745900), (235, 3522740), (260, 3184015), (325, 2547212), (340, 2434835), (425, 1947868), (442, 1872950), (470, 1761370), (611, 1354900), (650, 1273606), (797, 1038700), (799, 1036100), (850, 973934), (884, 936475), (940, 880685), (1105, 749180), (1175, 704548), (1222, 677450), (1300, 636803), (1594, 519350), (1598, 518050), (1700, 486967), (2210, 374590), (2350, 352274), (2444, 338725), (3055, 270980), (3188, 259675), (3196, 259025), (3985, 207740), (3995, 207220), (4420, 187295), (4700, 176137), (5525, 149836), (6110, 135490), (7970, 103870), (7990, 103610), (10361, 79900), (10387, 79700), (11050, 74918), (12220, 67745), (13549, 61100), (15275, 54196), (15940, 51935), (15980, 51805), (19925, 41548), (19975, 41444), (20722, 39950), (20774, 39850), (22100, 37459), (27098, 30550)]